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 Sample Fire Fighting Questions

 

C Your vessel must have a B-II fire extinguisher. Which extinguisher fulfills this requirement? (small passenger vessel regulations) 4 lb. carbon dioxide 4 lb. dry chemical 15 lb. carbon dioxide 12 gallon foam
B What would be an example of a B-I extinguisher? (small passenger vessel regulations) 2.5 gallon foam 2 pound dry chemical 10 pound carbon dioxide 5 pound foam
C On a small passenger vessel, 58 feet in length, carrying 52 passengers the fire pump shall have a minimum pumping capacity of __________. 10 gallons per minute 100 gallons per minute 50 gallons per minute 100 gallons per minute
B All vessels not required to have a power driven fire pump shall carry __________. (small passenger vessel regulations) an emergency hand fire and bilge pump at least three 2-1/2 gallon fire buckets a suitable, detachable pump usable for fire fighting purposes not less than three hand fire pumps
B Which statement is TRUE concerning fire hose on a small passenger vessel? All fittings on hoses shall be of steel or other ferrous metal. A length of hose with nozzle attached shall be attached to each fire hydrant at all times. Fire hose shall be at least 3/4" outside diameter. One length of fire hose shall be provided for every two fire hydrants.
A Which portable fire extinguisher is required just outside the exit of the propulsion machinery space of a 75-ton passenger vessel? 15 lb. CO2 extinguisher 2-1/2 gallon foam extinguisher 2 lb. dry chemical extinguisher None of the above
D On vessels that are required to have fixed carbon dioxide fire extinguishing systems, the controls to operate the system shall be installed in an accessible location __________. (small passenger vessel regulations) at the carbon dioxide cylinders in a padlocked waterproof metal box inside the space protected outside the space protected
A How many portable fire extinguishers are required to be located inside the machinery space of a small passenger vessel? None are required One B-I, C-I One B-II, C-II One B-II
D Fixed carbon dioxide fire extinguishing systems shall be installed to protect enclosed machinery and fuel tank spaces of all vessels using gasoline or other fuel having a flash point of __________. (small passenger vessel regulations) 0F or lower 75F or lower 90F or lower 110F or lower
B If your vessel is required to have a fire ax on board, where should it be located? (small passenger vessel regulations) In below-decks passenger accommodations In or adjacent to the primary operating station In the galley near the stove Just outside the engine room access
C Which statement is TRUE concerning the number of portable fire extinguishers required at the operating station of a small passenger vessel? (small passenger vessel regulations) None are required. One B-II extinguisher is required. One B-I extinguisher is required. Two B-I extinguishers are required.
A Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment? Carbon monoxide Nitric oxide Hydrogen sulfide Carbon dioxide
D A fire starting by spontaneous combustion can be expected in which condition? Paints, varnish, or other liquid flammables are stowed in a dry stores locker. Inert cargoes such as pig iron are loaded in a wet condition. Clean mattresses are stored in contact with an electric light bulb. Oily rags are stowed in a metal pail.
C Oily rags stored in a pile that is open to the atmosphere are a hazard because they may __________. deteriorate and give off noxious gasses attract lice and other vermin and serve as a breeding ground spontaneously heat and catch fire None of the above
B The minimum concentration of a vapor in air which can form an explosive mixture is called the __________. auto-ignition point lower explosive limit (LEL) flash point threshold limit value (TLV)
B Accumulations of oily rags should be __________. kept in the paint locker discarded as soon as possible kept in nonmetal containers cleaned thoroughly for reuse
D A fuel-air mixture below the lower explosive limit is too __________. cool to burn rich to burn dense to burn lean to burn
A The midships house of your break bulk ship is constructed with an interior stair tower from the main deck to the bridge. Under what circumstances may the doors from each deck to the stair tower be kept open when underway? They may be kept open if they can be automatically closed from the bridge. They are to be kept closed at all times. They can be kept open if the Muster List ("Station Bill") has personnel designated to close them in case of fire. They may be kept open if the ventilation or air conditioning system is shut down.
A In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by __________. convection conduction ventilation radiation
D Fire may be spread by which means? Convection Direct radiation Conduction of heat to adjacent surfaces All of the above.
A Convection spreads a fire by __________. heated gases flowing through ventilation systems the transfer of heat across an unobstructed space transmitting the heat of a fire through the ship's metal burning liquids flowing into another space
D Radiation spreads a fire by __________. transmitting the heat of a fire through the ship's metal burning liquids flowing into another space heated gases flowing through ventilation systems transferring heat across an unobstructed space
D The spread of fire is prevented by __________. shutting off the oxygen supply removing combustibles from the endangered area cooling surfaces adjacent to the fire All of the above.
B To prevent the spread of fire by convection you should __________. shut off all electrical power close all openings to the area remove combustibles from direct exposure cool the bulkhead around the fire
C To prevent the spread of fire by convection you should __________. shut off all electric power remove combustibles from direct exposure cool the bulkheads around the fire close all openings to the area
B The spread of fire is NOT prevented by __________. removing combustibles from the endangered area removing smoke and toxic gases by ensuring adequate ventilation shutting off the oxygen supply cooling surfaces adjacent to the fire
D Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by __________. radiation conduction spontaneous combustion convection
C The atmosphere in a tank is too rich when it is __________. incapable of supporting combustion because the hydrocarbon vapor content makes the atmosphere below the LFL (Lower Flammable Level) capable of supporting combustion incapable of supporting combustion because the hydrocarbon vapor content makes the atmosphere above the UFL (Upper Flammable Limit) in a noncombustible state which can be relied on to occur naturally on a regular basis
A The atmosphere in a tank is too lean if it is __________. incapable of supporting combustion because the hydrocarbon content is below the LFL (Lower Flammable Limit) capable of supporting a fire once started not safe for ballasting capable of supporting combustion because the hydrocarbon content is above the UFL (Upper Flammable Limit)
C What is the generally accepted method of determining whether the atmosphere within a cargo tank is explosive, too rich, or too lean to support combustion? Use the open flame test on a small sample that has been taken from the tank. Send a gas sample ashore for laboratory analysis. Use an explosimeter. Enter the tank with an oxygen analyzer.
B The explosive range of petroleum vapors mixed with air is __________. 0% to 1% 1% to 10% 10% to 15% 12% to 20%
A Small quantities of flammable liquids needed at a work site should be __________. in a metal container with a tight cap used only under the supervision and direction of a ship's officer used only when a pressurized fire hose is laid out ready for immediate use tightly capped and stowed with other tools near the job site when securing at the end of the day
C Paints and solvents on a vessel should be __________. stored in a suitable gear locker covered at all times to protect from ignition sources returned to the paint locker after each use stored safely at the work site until work is completed
D The hoods over galley ranges present what major hazard? They concentrate the heat of cooking and may raise surrounding flammable material to the ignition point. They inhibit the effective operation of fire fighting systems in combating deep fat fryer or range fires. In order to effectively draw off cooking heat they present a head-injury hazard to a person of average or more height. Grease collects in the duct and filter and if it catches fire is difficult to extinguish.
C Which of the following when removed will extinguish a fire? sodium carbon dioxide oxygen nitrogen
D What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire? Pressure Electricity Smoke Chain reaction
B All of the following are part of the fire triangle EXCEPT __________. oxygen electricity fuel heat
A Except in rare cases, it is impossible to extinguish a shipboard fire by __________. removing the fuel removing the heat interrupting the chain reaction removing the oxygen
C Normally, the percentage of oxygen in air is __________. 16 (%) 18 (%) 21 (%) 25 (%)
B The lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition is called __________. explosive range ignition temperature combustion temperature flash point
D Which condition is necessary for a substance to burn? The mixture of vapors with air must be within the "explosive range." The temperature of the substance must be equal to or above its fire point. The air must contain oxygen in sufficient quantity. All of the above.
C The vapor pressure of a substance __________. is not affected by temperature decreases as temperature increases increases with the temperature may increase or decrease as the temperature rises
C You have carbon tetrachloride as part of the cargo. If a fire breaks out in the general area, what is the major danger from the carbon tetrachloride? You cannot use water to fight the fire because it will react with the carbon tetrachloride. It will explode if exposed to a flame. Phosgene gas may be formed if it comes in contact with hot metal. It will burn rapidly once ignited.
B Which statement describes the relationship between flash point and auto-ignition temperature? Both are higher than normal burning temperatures. The ignition temperature is always higher. They are not necessarily related. The flash point is always higher.
D The "flammable limits" of an atmosphere are the __________. two temperatures between which an atmosphere will burn if an ignition source is present upper and lower pressures between which an atmosphere will not burn two temperatures between which an atmosphere will self ignite upper and lower percentage of vapor concentrations in an atmosphere which will burn if an ignition source is present
B The explosive range of Bunker C mixed with air is __________. 0% to 1% by volume 1% to 5% by volume 5% to 10% by volume 10% to 20% by volume
C The explosive range of Diesel Oil mixed with air is __________. 0% to 1% by volume 0.8% to 5.3% by volume 1.3% to 6.0% by volume 6.3% to 12.1% by volume
A Which are the flammable limits of methyl ethyl ketone? 1.8% to 11.5% 6.6% to 12.1% 9.6% to 15.1% 12.2% to 18.1%
B The flash point of a liquid means the temperature __________. at which a liquid will burn steadily at which a liquid will give off flammable vapors that a liquid must reach before it will flow readily at which a liquid will explode
B Which statement is TRUE concerning the "flash point" of a substance? It is the temperature at which the released vapors will fall within the explosive range. It is lower than the ignition temperature. It is the temperature at which a substance, when ignited, will continue to burn. It is the temperature at which a substance will spontaneously ignite.
D You should be most concerned about a possible explosion or fire in fuel tanks __________. when underway as the fuel is moved by wave action during fueling when the fuel strikes fuel already in the tank shortly after fueling when fuel vapors gather during fueling when the fuel first strikes the tank bottom
D The volatility of a flammable liquid is indicated by its __________. ignition temperature flammable range conversion index flash point
B Spontaneous combustion is most likely to occur in __________. overloaded electrical circuits rags soaked in linseed oil dirty swabs and cleaning gear partially loaded fuel tanks
A Spontaneous combustion is caused by __________. chemical action within a substance conduction of heat through a wall of material to the substance an outside heat source heating a substance until it ignites All of the above.
D Which substance might be subject to spontaneous combustion? Scrap rubber Coal Leather All of the above.
C What is the maximum oxygen content below which flaming combustion will no longer occur? 1 (%) 10 (%) 15 (%) 21 (%)
D Storage batteries should be charged in a well ventilated area because __________. they recharge faster in a well ventilated space they generate heat of the toxic fumes they emit they emit hydrogen
B What is LEAST likely to cause ignition of fuel vapors? Loose wiring Explosion proof lights Static electricity An open running electric motor
D Which may ignite fuel vapors? Static electricity An open and running motor Loose wiring All of the above.
A Spontaneous ignition can result from __________. careless disposal or storage of material an unprotected drop-light bulb worn electrical wires on power tools smoking in bed
C The accumulation of dangerous fumes generated by the storage batteries is best prevented by __________. covering the batteries in a nonconducting, solid enclosure mounting the batteries in a position as high as possible natural or mechanical ventilation securing the batteries to vibration reducing mounting brackets
C Spaces containing batteries require good ventilation because __________. less electrolyte is required to maintain the batteries' charge ventilation avoids CO2 build up ventilation avoids flammable gas accumulation ventilation supplies extra oxygen for charging the battery
C The primary reason for placing covers over storage batteries is to __________. prevent the accumulation of explosive gases prevent movement of the battery in rough waters protect against accidental shorting across terminals protect the hull from leaking electrolyte
A When flammable liquids are handled in a compartment on a vessel, the ventilation for that area should be __________. operated continuously while vapors may be present available on standby for immediate use operated intermittently to remove vapors shut down if an explosive mixture is present
B It is necessary to secure the forced ventilation to a compartment where there is a fire to __________. allow the exhaust fans to remove smoke prevent additional oxygen from reaching the fire protect fire fighting personnel from smoke extinguish the fire by carbon monoxide smothering
D In battery charging rooms, exhaust ventilation should be provided __________. near the batteries at the lowest point only when charging is in progress at the highest point
D Fighting a fire in the galley poses the additional threat of __________. spreading through the engineering space contaminating food with extinguishing agent loss of stability a grease fire in the ventilation system
A The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE? Fusible links must be replaced if a damper is activated. Fusible links are tested by applying a source of heat to them. Fusible links must be replaced at every inspection for certification. A fusible link will automatically open after a fire is extinguished and reset the damper.
C Automatic fire dampers in ventilation systems are operated by use of __________. remotely operated valves heat or smoke detectors fusible links CO2 system pressure switches
D Fusible-link fire dampers are operated by __________. a break-glass and pull-cable system electrical controls on the bridge a mechanical arm outside the vent duct the heat of a fire melting the link
C Automatic fire dampers in ventilation systems are operated by use of a __________. remote operated valve CO2 system pressure switch fusible link heat or smoke detector
C Fire dampers prevent the spread of fire by __________. radiation conduction convection direct contact
A Blocking open or removing fire dampers can cause __________. the fire to spread through the ventilation system fixed foam systems to be ineffective the accumulation of explosive gases faster cooling of the fire
B The best method of extinguishing a class A fire is to __________. smother fire with foam cool fuel below ignition temperature remove oxygen from the area smother with CO2
B The main advantage of a steady stream of water on a class "A" fire is that it __________. washes the fire away breaks up and cools the fire protects the firefighting crew removes the oxygen
A A fire in a pile of canvas is classified as class __________. A B C D
A A fire in a pile of dunnage would be classified as class __________. A B C D
A A fire in trash and paper waste is classified as class __________. A B C D
A Burning wood is which class of fire? A B C D
A A fire in a pile of linen is a class __________. A B C D
C What would be the most effective agent to use to extinguish a fire in drums of flammable liquids stowed on the weather deck of a vessel? Steam Water fog Foam Carbon dioxide
D Which extinguishing agent is suitable to combat a class B fire in an engine compartment? Dry chemical Foam Carbon dioxide All of the above.
C When choosing extinguishers to fight a Class "B" fire do NOT use __________. dry chemical foam (stored-pressure type) water (cartridge-operated) carbon dioxide
D A large oil fire on the deck of a ship can be fought most effectively with __________. Water (cartridge-operated) high-velocity fog dry chemical foam
C On a class "B" fire, which portable fire extinguisher would be the LEAST desirable? Carbon dioxide Dry chemical Water (stored pressure) Foam
B A class B fire is most successfully fought by __________. using the extinguishing agent to absorb the heat preventing oxygen from reaching the burning material cooling the burning material below its ignition temperature using the extinguishing agent to make the burning material fire-resistant
B The class of fire on which a blanketing effect is essential is class __________. A B C D
B An oil fire is classified as class __________. A B C D
B A galley grease fire would be classified as which class of fire? A B C D
A If ignited, which material would be a class B fire? Diesel Oil Wood Paper Magnesium
C Which of the following classifications does an oil fire belong to? D C B A
B Foam is effective in combating which class(es) of fire? A B C D
A A fire in electrical equipment should be extinguished by using __________. CO2 low-velocity fog salt water foam
B Which types of portable fire extinguishers are designed for use on electrical fires? Dry chemical and soda-acid Dry chemical and carbon dioxide Carbon dioxide and foam (stored pressure) Foam (stored pressure) and soda-acid
A Fire extinguishing agents used on Class C fires must be __________. nonconducting nontoxic water based able to absorb heat
C What is the most important characteristic of the extinguishing agent in fighting a class "C" fire? Weight Cost Electrical nonconductivity Temperature
C Which extinguishing agent is the best for use on electrical fires? Dry chemical Water fog CO2 Foam
B Which types of portable fire extinguishers are designed for putting out electrical fires? Foam and water (stored pressure) Dry chemical and carbon dioxide Foam and carbon dioxide Foam and dry chemical
C Any extinguishing agent used on a Class "C" fire must have which important property? Cooling ability Penetrating power Nonconductivity Leaves no residue
C Fires of which class would most likely occur in the engine room of a vessel? Classes A and D Classes C and D Classes B and C Classes A and B
C A fire starts in a switchboard due to a short circuit. This is which class of fire? A B C D
C A fire in a transformer terminal would be classified as class __________. A B C D
C Fires which occur in energized electrical equipment, such as switchboard insulation, are class __________. A B C D
C A fire in the radio transmitter would be of what class? A B C D
D A class C fire would be burning __________. fuel oil wood celluloid electrical insulation
D What is the primary hazard, other than fire damage, associated with a class C fire? Flashover Explosion Possibility of reflash Electrocution or shock
C Which type of portable fire extinguisher is best suited for putting out a Class D fire? CO2 Foam Dry powder Dry chemical
B Which extinguishing agent is best for use on a magnesium fire? Water Sand Dry chemical CO2
D If a powdered aluminum fire is being fought, the correct extinguishing agent would be __________. steam CO2 water fog dry powder
D An aluminum powder fire is classified as class __________. A B C D
D A magnesium fire is classified as class __________. A B C D
D Fires in combustible metals, such as sodium or magnesium, are classified as class __________. A B C D
D Fires are grouped into what categories? Type 1, 2, 3, and 4 Combustible solids, liquids, and gases Flammable solids, liquids, and gases Class A, B, C, and D
D You are testing a tank that contained gasoline by using a combustible gas indicator. Under testing, the tank sample caused the needle to move rapidly to 100 on the dial then fall to zero. What is the concentration of flammable gas? Within the flammable range The explosimeter is defective and giving a false reading. Less than the flammable range Over the flammable range
D A combustible gas indicator meter is calibrated to read the percentage of __________. vapor to oxygen the autoignition concentration the flammable limit concentration the lower explosive limit concentration
D Combustible gas indicators measure the presence of combustible gas as a percentage of the __________. flash point fire point upper explosive limit lower explosive limit
C When using the combustible gas indicator, a special filter for filtering the incoming sample must be used if the atmosphere being tested contains vapors of __________. chlorine CO2 leaded gasoline sour crude
B A pumproom is suspected of accumulating gases after a ventilation machinery breakdown. Where should the combustible gas indicator case be placed when testing the pumproom atmosphere for combustible gases? In the lower level of the pumproom On the deck outside the pumproom In the middle level of the pumproom In the upper level of the pumproom
B Which instrument is suitable for determining the presence of explosive concentrations of fuel oil vapors in tanks? A liquid cargo meter A combustible gas indicator A flame safety lamp All of the above.
A What is the best instrument for establishing a safe working area before welding in a confined space? A combination combustible gas and oxygen indicator A combustible gas indicator A flame safety lamp An oxygen indicator
B An oxygen indicator can be used to determine if there is __________. combustible gases present sufficient oxygen in a compartment to support life hydrogen gas present All of the above.
B The oxygen indicator is an instrument that measures the __________. concentration of CO2 as a percentage of oxygen in a confined space amount of oxygen in the atmosphere of a confined space amount of combustible gas as a percentage of the lower explosive limit in a confined space None of the above
B What could result in an incorrect oxygen concentration reading on the oxygen indicator? Exposure to carbon dioxide for no more than 1 minute Exposure to carbon dioxide for more than 10 minutes Exposure to a very low concentration of sulfur dioxide for no more than 2 minutes None of the above
D Which statement is TRUE concerning the oxygen indicator? The instrument can detect hydrogen gas. Only one level of the tested space need be sampled by the instrument. Exposure to flue gas has no effect on the instrument. Prolonged exposure to CO2 can result in false readings.
D What can be used to measure the percentage of oxygen inside a chain locker? H2S meter Flame safety lamp Combustible gas indicator Oxygen indicator
D Deficient oxygen content inside a chain locker can be detected with __________. litmus paper an oxygen breathing apparatus a combustible gas indicator an oxygen indicator
D Ambient air, which you normally breathe, contains what percent of oxygen? 6 (%) 10 (%) 15 (%) 21 (%)
D After each reading of an oxygen indicator, the instrument should be purged with __________. the tested compartment's air water CO2 fresh air
C When using the oxygen indicator, which reaction from the needle should you expect as a sample is drawn into the instrument? Rise to the correct reading and then, slowly fall to zero as the oxygen in the sample is consumed Slowly rise to the correct reading and then remain stationary Move back and forth and finally stabilize at the correct reading after about 10 seconds Rise to the correct reading immediately and then rise slowly to a false reading as the operating temperature increases
C You are using an oxygen indicator. How long should you wait after the sample is drawn into the instrument before reading the meter? No wait is necessary, the reading occurs immediately. At least 20 seconds At least 10 seconds At least 5 seconds
C If the meter needle of the oxygen indicator cannot be set to zero, what should be done? Adjust the final reading by the amount the needle is displaced from zero. Check the sampling tube for blockage. Replace the batteries. Replace the platinum filament.
D What is used to test a tank for oxygen content? Vapor indicator Atmosphere analyzer kit Combustible gas indicator None of the above
D Combustible gas indicators operate by drawing an air sample into the instrument __________. where its specific gravity is measured where it is mixed with nitrogen where it is ignited by a sparking device over an electrically heated platinum filament
D Before entering the chain locker, you should __________. have someone standing by de-energize the windlass make sure there is sufficient air within the locker All of the above.
B What can cause a lack of oxygen in a chain locker? Absorption Oxidation Osmosis Evaporation
C Deficient oxygen content inside a chain locker can be detected with __________. litmus paper oxygen breathing apparatus oxygen indicator combustible gas indicator
A Which fire detection system is actuated by sensing a heat rise in a compartment? Automatic fire detection system Watchman's supervisory system Smoke detection system Manual fire detection system
D Fire alarm system thermostats are actuated by __________. pressure loss due to air being heated an electric eye which actuates when smoke interferes with the beam smoke sensors the difference in thermal expansion of two dissimilar metals
A Some spaces protected by fixed carbon dioxide systems are required to have audible alarms that begin sounding prior to the discharge of CO2. This time delay must be at least __________. 20 seconds 40 seconds one minute two minutes
D The danger associated with using carbon dioxide in an enclosed space is __________. an explosive reaction frostbite skin burns asphyxiation
D There are two disadvantages to CO2 as a firefighting agent. One of these is the limited quantity available, and the other is __________. that it cannot be used in a dead ship situation with no electrical power to the CO2 pump there is no effect on a class A fire even in an enclosed space that it breaks down under extreme heat to form poisonous gases the lack of cooling effect on heated materials
B The CO2 flooding system is actuated by a sequence of steps which are __________. open stop valve, open control valve, trip alarm break glass, pull valve, break glass, pull cylinder control open bypass valve, break glass, pull handle sound evacuation alarm, pull handle
A Which danger exists to people when CO2 is discharged into a small enclosed space? Respiratory arrest Frostbite Electric shock Damaged eardrums
B Which statement concerning carbon dioxide is FALSE? It cannot be smelled. It is safe to use near personnel in a confined space. It displaces the oxygen in the air. It cannot be seen.
B While you are working in a space, the fixed CO2 system is accidentally activated. You should __________. make sure all doors and vents are secured retreat to fresh air and ventilate the compartment before returning continue with your work as there is nothing you can do to stop the flow of CO2 secure the applicators to preserve the charge in the cylinders
B Large volumes of carbon dioxide are safe and effective for fighting fires in enclosed spaces, such as in a pumproom, provided that the __________. persons in the space wear gas masks ventilation system is secured and all persons leave the space ventilation system is kept operating persons in the space wear damp cloths over their mouths and nostrils
D The safety discs on carbon dioxide cylinders are set to release at 2,700 psi. Under normal circumstances this pressure will be reached at a temperature of __________. 70F 100F 125F 135F
C CO2 cylinders equipped with pressure actuated discharge heads will discharge automatically when __________. the control box glass is broken the control cylinders have been completely discharged pressure from the control cylinders is detected the discharge valve is open
C Spaces protected by a fixed CO2 system must be equipped with an alarm which sounds __________. if all doors and ventilation are not secured for the first 20 seconds CO2 is being released into the space for at least 20 seconds prior to release of CO2 during the entire period that CO2 is being released
A A safety outlet is provided on the CO2 discharge piping to prevent __________. over pressurization of the CO2 discharge piping rupture of cylinder due to temperature increase flooding of a space where personnel are present over pressurization of the space being flooded
D Before using a fixed CO2 system to fight an engine room fire, you must __________. secure the engine room ventilation evacuate all engine room personnel secure the machinery in the engine room All of the above.
C The gross weight of a fully charged CO2 bottle in a fixed CO2 system is 220 lbs. When the bottle is empty it weighs 120 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer? 200 lbs 205 lbs 210 lbs 220 lbs
C The gross weight of a fully charged CO2 cylinder is 80 lbs. When the bottle is empty it weighs 60 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer? 55 lbs 68 lbs 78 lbs 82 lbs
A Fixed CO2 systems would not be used on crew's quarters or __________. spaces open to the atmosphere the paint locker the engine room cargo holds
C CO2 cylinders forming part of a fixed fire extinguishing system must be pressure tested at least every __________. 2 years 6 years 12 years year
C Fixed carbon dioxide extinguishing systems, for machinery spaces that are normally manned, are actuated by one control to open the stop valve in the line leading to the space, and __________. three separate controls to release the CO2 the same control releasing the CO2 a separate control to release the CO2 two separate controls to release the CO2
B In a fixed carbon dioxide extinguishing system for a machinery space, designed WITH a stop valve in the line leading to the protected space, the flow of CO2 is established by actuating __________. one control two controls three controls none of the above
D Which of the following statements is true concerning the control activators, i.e., pull-handles, push-buttons or levers, for a space protected by a CO2 fixed fire extinguishing system? Two control activators are required when a stop valve is installed in the main discharge line to a space. An alarm must sound for at least 20 seconds before CO2 is released into a space that is likely to be occupied. Only one control activator is required for discharge piping systems designed without a stop valve. All of the above.
B A fixed carbon dioxide extinguishing system for a machinery space, designed WITHOUT a stop valve in the line leading to the protected space, is actuated by __________. two controls one control three controls none of the above
A The carbon dioxide cylinders of a fixed fire extinguishing system may be located inside the protected space, if the quantity of CO2 required to protect that space is not more than __________. 300 pounds 400 pounds 500 pounds 600 pounds
A In a fixed CO2 fire extinguishing system where pressure from pilot cylinders is used to release the CO2 from the main bank of cylinders, the number of required pilot cylinders shall be at least __________. 2 3 4 6
B When pilot cylinder pressure is used as a means to release the CO2 from a fixed fire extinguishing system consisting of four storage cylinders, the number of pilot cylinders shall be at least __________. 1 2 3 4
B In a fixed CO2 extinguishing system where provision is made for the release of CO2 by operation of a remote control, provision shall also be made for releasing the CO2 __________. from the cargo control station at the cylinder location from inside the engine room from the bridge
A Which of the following statements is FALSE, concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system? The door must be kept unlocked. The compartment shall be clearly marked and identifiable. The compartment must be properly ventilated. The temperature of the room should never exceed 130F.
B A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated. The most probable cause of this condition would be that __________. the pilot cylinder discharge valve is leaking the tank cooling system has malfunctioned an excessive amount of insulation has been installed on the tank and piping an air leak has developed in the tank
C What would be a major consequence of the refrigeration system for a low-pressure CO2 fixed fire extinguishing system remaining inoperable? Excessive condensation inside the tank would freeze, causing a restriction in the discharge piping. The warmed charge of CO2 would not be effective in extinguishing a fire. The entire charge might eventually be lost due to CO2 venting out through the relief valve. Liquid CO2 would vent out through the safety valve as the temperature increases.
D When a ship's low-pressure CO2 fixed fire extinguishing system is activated from a remote location, what determines the quantity of CO2 being released into a selected space? The number of discharge nozzles in the space determines the quantity released. The discharge will continue until the temperature of the space returns to its normal ambient temperature. The main CO2 tank is partitioned into sections that are individually designated for each of the protected spaces. A pneumatic timer controls each discharge selector valve, and is preset for each space.
B The normal designed CO2 storage tank temperature and pressure associated with a ship's low-pressure CO2 fixed fire extinguishing system is approximately __________. 70F at 150 PSI 0F at 300 PSI 70F at 500 PSI 0F at 50 PSI
B Actuating the CO2 fixed system causes the shutdown of the __________. exhaust ventilation supply and exhaust ventilation mechanical and natural ventilation fuel supply
C The space containing carbon dioxide cylinders shall be properly ventilated and designed to prevent an ambient temperature in excess of __________. 75F 100F 130F 165F
D As an extinguishing agent, foam __________. extinguishes by cooling oil fires below ignition temperature is most effective on burning gases which are flowing should be directed at the base of the fire conducts electricity
D Which statement is TRUE concerning the application of foam on an oil fire? It cools the surface of the liquid. It should be used at the same time a solid stream of water is being applied. It gives protection to fire fighting personnel against the heat of the fire. It forms a smothering blanket on the surface of the oil.
C Portable foam fire-extinguishers are designed for use on class __________. A and class C fires B and class C fires A and class B fires A, class B, and class C fires
C A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in __________. the bridge controls combustible metals oil drums generators
B Foam extinguishes a fire mainly by __________. chemical action smothering cooling inerting the air
D How does foam extinguish an oil fire? By increasing the weight of the oil By removing the fuel source from the fire By cooling the oil below the ignition temperature By excluding the oxygen from the fire
C Why should foam be banked off a bulkhead when extinguishing an oil fire? To coat the surrounding bulkheads with foam in case the fire spreads To cool the bulkhead closest to the fire To prevent agitation of the oil and spreading the fire To prevent any oil on the bulkheads from igniting
A Firefighting foam is only effective when the foam __________. completely covers the top of the burning liquid is kept saturated with low-velocity water fog mixes with the burning fuel oil penetrates to the bottom of the fire
B Foam extinguishes a fire by __________. chemical combination with burning material smothering the burning material absorbing the burning material organic destruction of the burning material
D Which statement about firefighting foam is TRUE? To be most effective, foam should be directed at the base of the fire. Foam can ONLY be used to extinguish class A fires. Foam is most effective on burning liquids which are flowing. Foam conducts electricity.
D Which statement is TRUE about fire fighting foam? Foam can be used to control gases escaping from compressed gas cylinders. The effectiveness of foam in forming a blanket over a burning liquid increases as the temperature of the liquid increases. The air bubbles in foam act as an insulator in fighting a class C fire. Foam sets up a vapor barrier over a flammable liquid preventing flammable gases from rising.
C The BEST method of applying foam to a fire is to __________. spray directly on the base of the fire sweep the fire with the foam flow the foam down a nearby vertical surface spray directly on the surface of the fire
D A foam-type portable fire extinguisher would be most useful in combating a fire in __________. combustible metallic solids solid materials such as wood or bales of fiber a piece of electrical equipment flammable liquids
A Portable-foam fire extinguishers are designed for use on what classes of fires? A and B B and C A and C A, B, and C
C Regular foam can be used on all but which flammable liquid? Motor gasoline Jet fuel Alcohol Crude petroleum
C Which type of fire is the foam (stored-pressure type) fire extinguisher effective on? Classes A & C Classes B & C Classes A & B All of the above.
C In the production of chemical foam by a continuous-type generator __________. the maximum water pressure to be used is 50 psi each pound of foam powder produces about 800 gallons of chemical foam the speed of foam production is slower at lower water temperatures fresh water only should be used
A When water pressure of 100 psi is used in conjunction with an inline proportioner for the production of the mechanical foam, a 5-gallon can of liquid foam will last __________. 1-1/2 minutes 15 minutes 5 minutes 2-1/2 minutes
A Production of mechanical foam by a portable in-line foam proportioner __________. gives the nozzleman more freedom of movement, since it can be placed anywhere in the hose line increases the rate of foam production increases the size of foam bubbles formed improves the extinguishing properties of foam
B Compared to the amount of concentrated foam liquid used, the amount of low expansion mechanical foam produced is __________. 2 times greater 10 times greater 97 times greater 94 times greater
A One gallon of low expansion foam solution will produce about __________. 10 gallons of foam 25 gallons of foam 100 gallons of foam 500 gallons of foam
D One gallon of high expansion foam solution will produce __________. 8 to 10 gallons of foam 25 to 50 gallons of foam 100 to 200 gallons of foam 500 to 1000 gallons of foam
C Your tankship has 40 gallons of 6% foam concentrate aboard. Approximately how much foam solution can be produced from this supply? 200 gallons 420 gallons 667 gallons 986 gallons
A When compared to low-expansion foam, a high-expansion foam will __________. be lighter be more heat resistant not cling to vertical surfaces be wetter
B When compared to a high-expansion foam, a low-expansion foam will __________. be lighter be more heat resistant cling to vertical surfaces be dryer
A When compared to low-expansion foam, a high-expansion foam will __________. be drier not cling to vertical surfaces be heavier be more heat resistant
B Extra chemicals for producing chemical foam should be stored __________. in open bins in a cool dry place in a freezer at a temperature not less than 80F
B Foam is a very effective smothering agent and __________. can be used to combat combustible metal fires it provides cooling as a secondary effect works well on extinguishing electrical fires All of the above.
D One of the limitations of foam as an extinguishing agent is that foam __________. is heavier than oil and sinks below its surface is corrosive and a hazard to fire fighters cannot be made with salt water conducts electricity
A Dry chemical extinguishers extinguish class B fires to the greatest extent by __________. breaking the chain reaction cooling smothering oxygen dilution
A How do you operate a portable CO2 fire extinguisher? Pull pin, squeeze grip. Break the rupture disc. Point the horn down. Turn cylinder upside-down.
C Semi-portable extinguishers used on inspected vessels are sizes __________. II, III, and IV I, II, and III III, IV, and V IV and V
C A type B-III CO2 extinguisher has a rated capacity of __________. 15 lbs 25 lbs 35 lbs 45 lbs
D When dry chemical extinguishers are used to put out class B fires, there is a danger of reflash because dry chemical_________. dissipates quickly is not an effective agent on Class B fires is rapidly absorbed by the liquid does little or no cooling
D Dry chemical fire extinguishers are effective on which type(s) of fire? Electrical Burning oil Paint All of the above.
C When used to fight fire, carbon dioxide __________. is lighter than air is harmless to cargo and crew is effective if used promptly on an oil fire has a greater cooling effect than water
A After using a CO2 portable extinguisher, it should be __________. recharged retagged hydrostatically tested put back in service if some CO2 remains
D An "ABC" dry chemical fire extinguisher would be LEAST effective against a fire in __________. spilled liquids such as oil or paint high voltage electrical gear a trash can a mattress
C Which statement is TRUE concerning carbon dioxide? It is lighter than air. It is used mostly on class A fires. It is an inert gas. All of the above.
B Which action is routinely performed at the annual servicing and inspection of a dry-chemical cartridge-operated portable fire extinguisher? Pressure test the discharge hose. Inspecty and weigh the cartridge. Test the pressure gauge for correct reading. Replace the dry chemical.
D Which statement is TRUE concerning carbon dioxide? It is non-conductive. It is heavier than air. It is used on class B and C fires. All of the above.
A A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be __________. labeled empty and recharged as soon as possible replaced in its proper location if weight loss is no more than 15% replaced in its proper location if weight loss is no more than 25% replaced in its proper location regardless of weight
D Which statement concerning the application of dry chemical powder is FALSE? When possible, the fire should be attacked from windward. Directing the stream into burning flammable liquid may cause splashing. The stream should be directed at the base of the fire. At temperatures of less than 32F, the extinguisher must be recharged more often.
C CO2 mainly extinguishes a fire by which of the following? chemical action cooling smothering All of the above.
A When must a dry chemical fire extinguisher be recharged? After each use When the air temperature exceeds 90F Every 6 months Every 12 months
C What is NOT a characteristic of carbon dioxide fire-extinguishing agents? Effective on electrical equipment Non-corrosive Effective even if ventilation is not shut down Will not deteriorate in storage
A Which advantage does dry chemical have over carbon dioxide (CO2) in firefighting? More protective against re-flash Compatible with all foam agents Cleaner All of the above.
A In addition to weighing the cartridge, which other maintenance is required for a cartridge-operated dry chemical extinguisher? Check the hose and nozzle for clogs. Discharge a small amount to see that it works. Check the external pressure gage. Weigh the powder in the canister.
C Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature? Foam Water spray CO2 Water stream
B What is an advantage of a dry chemical extinguisher as compared to a carbon dioxide extinguisher? It is nontoxic. It offers lasting, effective protection against burn-back. It has a greater duration. It provides a heat shield for the operator.
C Which portable fire extinguisher should be used on a class C fire on board a vessel? Foam Water (stored pressure) Carbon dioxide Carbon tetrachloride
A The most effective extinguishing action of dry chemical is __________. breaking the chain reaction shielding of radiant heat smothering the CO2 that is formed by heat
D When discharging a portable CO2 fire extinguisher, you should NOT hold the horn of the extinguisher because the horn __________. could come off in your hands becomes extremely hot is placed directly in the flames becomes extremely cold
C In order to discharge a CO2 portable fire extinguisher, the operator must FIRST __________. open the discharge valve invert the CO2 extinguisher remove the locking pin squeeze the two trigger handles together
C Which statement(s) is(are) TRUE concerning the use of dry chemical extinguishers? You should direct the spray directly into the fire. You should direct the spray at a vertical bulkhead and allow it to flow over the fire. You should direct the spray at the base of the fire. All of the above.
B When fighting a fire on a bulkhead using a portable carbon dioxide extinguisher, the stream should be directed at the __________. center of the flaming area, moving the horn vertically from top to bottom base of the flames, moving the horn from side to side, following the flames upward as they diminish top of the flaming area, moving the horn from side to side, following the flames downward as they diminish bottom of the flaming area, moving the horn vertically to the top following the flames upward as they diminish
D You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________. to bank off a bulkhead onto the fire over the top of the fire at the main body of the fire at the seat of the fire, starting at the near edge
A As compared to carbon dioxide, dry chemical has which advantage? Greater range More cooling effect Effective on metal fires Cleaner
D Carbon dioxide as a fire fighting agent has which advantage over other agents? It is safer for personnel. It is cheaper. It is most effective on a per unit basis. It causes minimal damage.
D The extinguishing agent most likely to allow reignition of a fire is __________. foam water stream water fog carbon dioxide
B Which statement describes the primary process by which fires are extinguished by dry chemical? The stream of dry chemical powder cools the fire. The dry chemical powder attacks the fuel and oxygen chain reaction. The powder forms a solid coating over the surface. The dry chemical smothers the fire.
C An advantage of an ABC dry chemical over a carbon dioxide extinguisher is __________. lack of toxicity burn-back protection the multipurpose extinguishing ability cooling ability
A Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire? The dry chemical leaves a residue. It takes smaller amounts of CO2 to cover the same area. CO2 will not dissipate in air. The dry chemical is a conductor.
C CO2 cylinders must be recharged when the weight of the charge in the cylinder is less than what percent of the stamped full weight of the charge? 80 (%) 85 (%) 90 (%) 95 (%)
B When electrical equipment is involved in a fire, the stream of dry chemicals should be __________. used to shield against electrical shock aimed at the source of the flames shot off a flat surface onto the flames fogged above the equipment
B Which portable fire extinguisher is normally recharged in a shore facility? Water (pump tank) Carbon dioxide Dry chemical (cartridge-operated) Water (cartridge-operated)
D You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________. to bank off a bulkhead onto the fire at the main body of the fire over the top of the fire at the seat of the fire, starting at the near edge
A An advantage of a dry chemical over a carbon dioxide fire extinguisher is its __________. greater range cleanliness cooling ability All of the above.
B In continuous operation, the effective range of the 15 pound CO2 extinguisher is limited to __________. 2 to 4 feet 3 to 8 feet 9 to 12 feet 10 to 15 feet
B One disadvantage of using regular dry chemical (sodium bicarbonate) in firefighting is that __________. it is ineffective in fighting fires in high-voltage electrical equipment fire has been known to flash back over the surface of an oil fire it can break down under high heat and emit noxious fumes it will decompose under prolonged storage and lose its effectiveness
A To operate a portable CO2 extinguisher continuously in the discharge mode __________. slip the "D yoke" ring in the lower handle over the upper handle reinsert the locking pin open the discharge valve invert the CO2 extinguisher
D Dry chemical extinguishers may be used on what class of fires? B and C only A only B only A, B or C as marked on the extinguisher
B Weight is considered during the periodic required inspection and servicing of __________. water (stored pressure) fire extinguishers CO2 (carbon dioxide) fire extinguishers foam fire extinguishers All of the above.
C Recharging a previously used cartridge-operated dry-chemical extinguisher is accomplished by __________. recharging the cartridge and refilling it with powder authorized fire equipment servicing personnel only replacing the propellant cartridge and refilling with powder puncturing the cartridge seal after installation
C In weighing CO2 cylinders, they must be recharged if weight loss exceeds __________. 20% of weight of charge 10% of weight of full bottle 10% of weight of charge 15% of weight of full bottle
D A portable dry chemical fire extinguisher discharges by __________. gravity when the extinguisher is turned upside down pressure from the reaction when water is mixed with the chemical air pressure from the hand pump attached to the extinguisher pressure from a small CO2 cartridge on the extinguisher
A You are having a Coast Guard inspection. All carbon dioxide fire extinguishers aboard will be __________. weighed checked for pressure loss sent ashore to an approved service facility discharged and recharged
A A stored-pressure water extinguisher is most effective against fires of class __________. A B C D
C Which extinguishing agent is most effective on a mattress fire? Foam Dry Chemical Water CO2
B Which type of portable fire extinguishers is NOT designed for use on flammable liquid fires? Dry chemical Water (cartridge-operated) Foam Carbon dioxide
C The extinguishing agent most effective for combating wood fires is __________. dry chemical foam water carbon dioxide
D Which type of portable fire extinguishers is NOT designed for use on flammable liquid fires? Dry chemical Foam (stored-pressure) Carbon dioxide Water (cartridge-operated)
C The most effective fire extinguishing agent to use on burning linen is __________. dry chemical carbon dioxide water foam
A On a bulk chemical carrier, water should NOT be used as an extinguishing agent to fight a fire if the water may come into contact with which chemical? oleum vinyl toluene benzene acrylic acid
A The primary method by which water spray puts out fires is by __________. cooling the fire below the ignition temperature removing the oxygen removing combustible material diluting combustible vapors
D A definite advantage of using water as a fire extinguishing agent is its characteristic of __________. alternate expansion and contraction as water in a liquid state becomes a vapor absorption of smoke and gases as water is converted from a liquid to a vapor rapid contraction as water is converted from a liquid to a vapor rapid expansion as water absorbs heat and changes to steam
D Which extinguishing agent will absorb the most heat? CO2 Dry chemical Foam Water
D The most effective cooling agent among those normally used to fight fires is __________. chemical foam carbon dioxide mechanical foam water fog or spray
B An extinguishing agent which effectively cools, dilutes combustible vapors, removes oxygen, and provides a heat and smoke screen is __________. Halon 1301 water fog carbon dioxide dry chemical
C Which extinguishing agent will cool down a heated bulkhead in the least amount of time? Dry chemical Steam Water fog or spray Water stream
D Which fire-fighting agent is most effective at removing heat? Foam Dry chemical Carbon dioxide Water spray
D What are the most important reasons for using water fog to fight fires? Smothers burning surfaces, organically destroys fuel Allows fire to be attacked from leeward, saturates liquid surfaces Reaches areas not protected by steam or CO2 smothering systems Cools fire and adjacent surfaces, provides protective barrier
A When using a high-velocity fog stream in a passageway, the possibility of a blow back must be guarded against. Blow back is most likely to occur when __________. the only opening in a passageway is the one from which the nozzle is being advanced pressure builds up in the nozzle which causes a surge of water a bulkhead collapses due to heat and pressure pressure in the fire hose drops below 100 psi
D What is an advantage of water fog or water spray over a straight stream of water in fighting an oil fire? It has a smothering effect on the fire. It gives more protection to fire fighting personnel. It requires less water to remove the same amount of heat. All of the above.
C Water fog from an all-purpose nozzle may be used to __________. fight a magnesium fire fight an electrical fire eliminate smoke from a compartment All of the above.
A What is the BEST conductor of electricity? Salt water Fresh water Carbon dioxide Distilled water
B The primary function(s) of an automatic sprinkler system is(are) to __________. protect people in the areas which have sprinkler heads limit the spread of fire and control the amount of heat produced alert the crew to the fire extinguish the fire which triggers it
B A spanner is a __________. cross connection line between two main fire lines special wrench for the couplings in a fire hose line tackle rigged to support a fire hose None of the above
D As seen in illustration D004SA below, what action must be taken before inserting a low-velocity fog applicator into an all-purpose nozzle? move the handle to position 2 install the high-velocity nozzle tip move the handle to position 1 remove the high-velocity nozzle tip
A Fire hose should be washed with __________. mild soap and fresh water caustic soap salt water and a wire brush a holystone
A To lubricate the swivel or remove corrosion from a fire hose coupling, you should use __________. fresh water and soap glycerine kerosene graphite
D What should be used to remove corrosion from the swivel on the female coupling of a fire hose? Talc and fine sandpaper Bearing grease and a wire brush Fish oil and a soft brush Fresh water, soap, and a stiff brush
A A double male coupling is one that __________. has outside threads on both ends takes two men to operate has left hand twist has inside threads on both ends
C Which statement about stowing spare hose is TRUE? Fold the hose into lengths about 6 feet long and then lash the folds together. Roll the hose starting at the male end. Fold the hose so that the male coupling is about 4 feet from the female coupling, then roll it up. Roll the hose starting at the female end.
C Why is spare fire hose rolled for storage? Rolling provides maximum protection to the outer covering of the hose. Rolling provides maximum protection against entry of foreign objects into the couplings. The threads on the male end are protected by the hose. Water in the hose is forced out the end in the rolling process.
C The canvas covering of fire hose is called the __________. line cover outer hose jacket casing
D When joining the female coupling of the fire hose to the male outlet of the hydrant, you should make sure that the __________. threads are lubricated hose is led out nozzle is attached to the hose female coupling has a gasket
A To remedy a leaking fire hose connection at the hydrant, secure the valve and __________. replace the gasket in the female coupling replace the gasket in the male coupling rethread the male coupling reduce fire pump pressure
C No outlet on a fire hydrant may point above the horizontal in order to __________. prevent spray on electrical equipment make connecting easier avoid kinking the hose avoid personal injury during connection
C The outlet at a fire hydrant may be positioned anywhere from horizontal to pointing __________. 45 upward vertically upward vertically downward All of the above.
C Fire hose couplings __________. should be greased frequently should be painted red in order to identify hose lengths are made of bronze, brass, or soft alloy metals are specially hardened to prevent crushing
B What is the minimum number of people required to safely handle a 1-1/2 inch fire hose? 1 2 3 4
A Which of the following statements is FALSE concerning the proper procedure in handling a fire hose? The fire hose should be partially charged before deploying it from the fire station. Back-up hosemen should be positioned wherever the hose makes a significant turn. A 1 inch hose should be deployed with a minimum of a nozzleman and hoseman. The nozzleman should always hold the nozzle with one hand on top, to prevent kickback.
A Which of the following statements is FALSE concerning the proper procedure in handling a fire hose? Use of a spanner wrench when attaching nozzles or additional lengths of hose is always critical. A 1 inch hose should be deployed with a minimum of a nozzleman and hoseman. Back-up hosemen should be placed wherever the hose makes a significant turn. The nozzleman should always hold the nozzle with one hand on top, to prevent kickback.
C What is the minimum number of people required to safely handle a 2-1/2 inch fire hose? 4 2 3 1
C A fire hose has a __________. male coupling at both ends female coupling at both ends male coupling at the nozzle end and a female coupling at the hydrant end female coupling at the nozzle end and a male coupling at the hydrant end
C A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the __________. fire pumps are used for purposes other than supplying water to the fire main fire-main system is not charged fire hose might be damaged by cargo operations vessel is in port
B The danger of a charged hose left unattended on deck with the nozzle open is __________. the hose could burst the nozzle end will whip about causing damage or injury personnel might trip over the hose water damage to vessel's cargo or structure
D What is the most vulnerable part of the fire main system? Exposed hard piping The hydrant valve The fire pump The fire hose
C What does the term "head" mean when applied to a fire pump? Height of the discharge pipe Length of the discharge pipe Difference between the discharge and suction pressures Sum of discharge and suction pressures
B Under normal firefighting conditions, approximately how far could a straight stream of water reach when the hose pressure is 100 PSI? 50 feet 100 feet 150 feet 200 feet
B Approximately how far could a straight stream of water reach if the fire hose pressure is reduced to 60 PSI? 100 feet 50 feet 200 feet 150 feet
B The difference in water spray pattern between the high-velocity tip and low-velocity applicator used with the all-purpose nozzle is due to __________. the length of the applicator the method of breaking up the water stream a difference in water pressure All of the above.
B High-velocity fog __________. is a finer, more diffuse water spray than low-velocity fog extinguishes a fire by absorbing heat and reducing the supply of oxygen produces an effective fog pattern no more than 6 feet beyond the nozzle requires that the water pressure be no greater than 60 psi
A The spray of water in low-velocity fog will have __________. lesser range than high-velocity fog greater range than high-velocity fog greater range than a solid stream about the same range as high-velocity fog
D You are operating a fire hose with an applicator attached. If you put the handle of the nozzle in the vertical position you will __________. produce a straight stream produce high-velocity fog shut off the water produce low-velocity fog
D If a firefighting situation calls for low-velocity fog you would __________. put the lever on an all-purpose fire nozzle all the way back order the engine room to reduce pressure on the fire pump put the lever on an all-purpose fire nozzle all the way forward attach a low-velocity fog applicator with the nozzle shut down
C The 12-foot low-velocity fog applicator __________. has a screw thread end which connects to the all-purpose nozzle can be used in conjunction with both 1-1/2 inch and 2-1/2 inch all-purpose nozzles has a 90 bend at its discharge end has a spray pattern 12 feet in diameter
C To get low-velocity fog from an all-purpose nozzle, you would __________. attach an applicator to the solid stream outlet on the nozzle simply move the handle to the vertical position on the nozzle attach an applicator to the nozzle in place of the bronze nozzle tip attach the bronze nozzle tip to the fog outlet of the nozzle
C The all-purpose nozzle will produce a fog spray when you __________. pull the nozzle handle all the way back toward the operator push the nozzle handle forward as far as it will go pull the nozzle handle back to a position where the handle is perpendicular to the plane of the nozzle insert a fog applicator between the fire hose and nozzle
B With an approved combination nozzle, low-velocity fog is produced by __________. putting the handle of the nozzle in the forward position inserting an applicator in the nozzle directing a straight stream of water against the ship's structure the combination nozzle only when the water pressure exceeds 125 psi
A One advantage of the "all-purpose nozzle" is that it __________. converts a stream of water into a fog increases the amount of water reaching the fire can fit any size hose can spray two streams of water at the same time
A On the all-purpose nozzle, the position of the valve when the handle is all the way forward is __________. shut solid stream spray fog
B When the handle of an all-purpose nozzle is in the forward position, the nozzle will __________. produce high-velocity fog shut off the water produce a straight stream produce low-velocity fog
A When the handle of an all-purpose nozzle is in the vertical position and without an applicator, the all-purpose nozzle will __________. produce high-velocity fog shut off the water produce low-velocity fog produce a straight stream
B When the handle of an all-purpose nozzle is pulled all the way back, it will __________. produce low-velocity fog produce a straight stream produce high-velocity fog shut off the water
D A combination or all-purpose nozzle produces __________. a solid stream only low-velocity fog only a solid stream and foam a solid stream and fog
A The high-velocity fog tip used with the all-purpose fire fighting nozzle should always be __________. attached by a chain stored in the clip at each fire station painted red for identity as emergency equipment coated with heavy grease to prevent corrosion
C The spray of water produced by using the high-velocity fog position on an all-purpose nozzle will have __________. about the same range as low-velocity fog greater range than a solid stream greater range than low-velocity fog lesser range than low-velocity fog
B The straight stream capability of an all-purpose nozzle is used in fighting a class A fire to __________. drive heat and smoke ahead of the fire fighters break up burning material get the most water possible on the fire shield fire fighters from radiant heat
A The international shore connection __________. allows hook up of fire fighting water from shore facilities allows emergency use of the fire main for deballasting permits discharge of waste oil to shore facilities satisfies pollution prevention requirements
A In illustration D039SA below, what two fire control plan symbols designate the directional means of escape? 61 and 62 61and 19 62 and 63 63 and 69
D You are part of a search team and have been told that the wiper was last sighted next to the fire pump (s) in the lower engine room. Utilizing illustration D038SA below, what is the exact location of the fire pump(s)? Auxiliary machinery space, starboard side, frame 104 Machinery space, starboard side, frame 123 Machinery space, port side, frame 127 Machinery space, port side, frame 131
B Which fire control plan symbol in illustration D039SA below represents the agent or device best suited for extinguishing a class "A" fire? 36 56 26 47
C Your vessel has suffered a casualty and is in danger of sinking. The Master orders abandon ship but a crew member is missing. You have located the crew member but she is trapped in the Steward's Office. Using the Fire Control Plans in illustration D036SA below, where is the nearest fire axe to gain entry? Halon Room CO2 Room Portside, Frame 132 Starboard side, frame 132
D In what location MUST a duplicate fire control plan be located? Crew Mess Engine Room Chief Mate's Office Gangway
B You are on the second deck in the main machinery space. Utilizing illustration D037SA below what emergency equipment, if any, is located at frame 107? Smoke detector and bell alarm Fire main valve and 1 1/2" fire hose CO2 fire extinguisher and 1 1/2" fire hose None of the above
B In the view of the bridge deck on the fire control plan shown in illustration D035SA below, what is represented by the symbol on the aft bulkhead, port side of the wheelhouse? Water Tight Door(s) Switch Fire Alarm Panel Copy of Fire Control Plan Emergency Lighting Board
A You are being directed to a fire in the lower engine room, portside, frame 127. Utilizing illustration D038SA below, what machinery is found in that exact location? Bilge pump(s) Emergency fire pumps Generator Lube Oil Purifier
A You must evacuate crewmembers from a space filling with smoke. In illustration D039SA below what fire control plan symbol designates the primary means of escape? 61 62 63 69
A In illustration D036SA below, what does the solid arrow in the Crew Mess represent on the Fire Control Plans? primary means of escape path of forced ventilation search and rescue route nearest door
B In illustration D039SA below, which fire control plan symbol(s) represents the agent or device best suited for extinguishing a class "B" fire? 47 16 and 36 16 and 47 26
C In illustration D035SA below, viewing the bridge level of your vessel's fire control plan, what do the two symbols within the machinery casing represent? CO2 and Halon remote pull stations CO2 and Halon bottle room CO2 and Halon protected spaces CO2 and Halon bell alarms
A You are on the second deck of the engine room between frames 92 thru105 and the space is filling up with smoke. Utilizing illustration D037SA below, where is the primary means of escape from that area is via a ladder well? portside ladderwell, frame 106 starboard side ladderwell, frame 119 portside ladderwell, frame 93 Either A or B
D In illustration D039SA below, which fire control plan symbol represents the agent or device best suited for extinguishing a class "C" fire? 56 36 47 26
A In illustration D039SA below the location of a spare set of fire control plans on board the vessel is designated by what approved symbol? 1 30 37 69
A As seen in illustration D035SA below, when the remote push button located in the wheelhouse, starboard side, frame 122, is actuated, what is the result? Ventilation ducts are secured Engine room water tight doors are secured CO2 or Halon extinguishing systems will be energized The general alarm will sound the fire and emergency signal
D A vessel's fire control plan shall do which of the following? be written in Spanish and English. be posted in every space crewmembers eat and socialize. provide a snapshot of the area of every crew member's stateroom in their stateroom. have a duplicate set of plans permanently stored outside the deck house.
B There is an out of control fire on the Auxiliary Machinery Flat. Utilizing illustration D037SA below, what fixed extinguishing system in that space would be the best means to extinguish the fire? H2O Halon CO2 Drenching
C Utilizing illustration D038SA below of the fire control plan of the lower engine room, what does the arrow between frames 135 and 140 represent? Secondary means of escape Missing person search pattern Primary means of escape Direction of fire main
C Utilizing illustration D038SA below a view of a vessel fire control plan, how many spaces are protected by a fixed CO2 extinguishing system? 4 3 2 1
D Utilizing illustration D035SA below, the Master has ordered you to pull the remote ventilation shut down, where is it found? Port side fan room, frame 138 Starboard side exterior, frame 132 Port side of the wheelhouse, frame 122 Starboard side of the wheelhouse, frame 122
B In illustration D039SA below, which Fire Control Plan symbol(s) represent part of the vessel's ventilation system? 18 69 34 All of the above.
B In illustration D039SA below, which fire control plan symbol designates a space or compartment protected by Halon 1301? 10 11 12 44
D In illustration D039SA below, the halon room with the main battery of Halon 1301 bottles is designated by which symbol on the fire control plans? 44 43 11 10
B A vessel's fire control plan shall be __________. given to each crewmember in booklet form. permanently posted for the guidance of ship's officers. posted every 150 feet along the most continuous deck on the vessel. translated into three languages: English, French and Spanish.
B Using the vessel fire control plan in illustration D036SA below, what emergency equipment is located in the scullery? Gaylord system release valve Heat Detector Fire alarm pull box Fixed water extinguishing system
B In illustration D039SA below, what is the fire control plan symbol represented by number (7)? CO2 horn space protected by CO2 release station for CO2 CO2 alarm
B In illustration D039SA below, what is the fire control plan symbol represented by number (16)? foam monitor (gun) space protected by foam foam nozzle foam station
D In illustration D039SA below, what is the fire control plan symbol represented by number (56)? water monitor (gun) space protected by water sprinkler head water fog applicator
C In addition to the official language of the flag state, the Fire Control Plan must also be translated into English or __________. German Japanese French Spanish
C You are part of a team to overhaul a fire that was just extinguished in the crew lounge. Using the fire control plan in illustration D036SA below, where is the nearest fire axe to break apart the furniture? Midships, frame 123 Starboard side, frame 123 Starboard side, frame 132 Port side, frame 132
B In illustration D039SA below, what is the fire control plan symbol represented by number (39)? water sprinkler foam none of the above
C In illustration D039SA below, what is the fire control plan symbol represented by number (64)? infrared gas detector dry chemical installation inert gas installation inertial gauge
A In illustration D039SA below, what is the fire control plan symbol represented by number (30)? fire station foam station fuel shutoff none of the above
B You must evacuate crewmembers from a space filling with smoke. The primary means of escape is blocked by the fire. What fire control plan symbol, in illustration D039SA below, designates the secondary means of escape? 19 62 61 63
A On the fire control plans, in illustration D039SA below, the CO2 bottle room is designated by which symbol? 42 9 8 7
C On fire control plans, in illustration D039SA, the dry chemical releasing station is designated by which symbol? 42 47 48 50
D On international voyages, tank ships of 500 gross tons or more, are required to have facilities to enable a connection on each side of the ship for which piece of equipment represented in illustration D039SA below? 51 19 54 53
D Symbol number (51) in illustration D039SA below is found all throughout the ship. What fire control equipment does this symbol represent? Sprinkler valves Foam valves Bilge pump valves Fire main with fire valves
D In illustration D039SA below, a complete recharge for a self-contained breathing apparatus can be found in what location designated by this symbol on the ship's fire control plan? 30 59 60 58
C As seen in illustration D039SA below, a locker with additional breathing apparatuses can be found in what location designated by this symbol on the ship's fire control plan? 30 58 59 60
B As seen in illustration D039SA below a locker with additional protective clothing can be found in what location designated by this symbol on the ship's fire control plan? 30 58 59 60
D In illustration D039SA below, what is the fire control plan symbol represented by number (67)? inert gas installation gas detector emergency switchboard emergency generator
C In illustration D039SA below, what is the fire control plan symbol represented by number (37)? high expansion foam supply trunk a fire station a fire alarm panel diving operations
C On the vessel's fire control plan, as seen in illustration D039SA below, which symbol helps to control the spread of fire? 33 34 32 68
A On the vessel's fire control plan, as seen in illustration D039SA below, which symbol represents a fire damper? 32 33 34 53
B Which fire control plan symbol, in illustration D039SA below, represents a dry chemical delivery method for small scale fires? 48 47 16 26
B As seen in illustration D039SA below a complete set of spare batteries for a fireman's outfit can be found in what location designated by this symbol on the ship's fire control plan? 30 58 59 68
B In illustration D039SA below, which Fire Control Plan symbol represents an international shore connection? 54 53 49 51
A In illustration D039SA below, which Fire Control Plan symbol represents a push button for a fire alarm? 2 5 6 24
D Which piece(s) of equipment represented by the Fire Control Plan symbols in illustration D039SA below, can be found on the exterior of the vessel? 55 53 1 All of the above.
A In illustration D039SA below, which Fire Control Plan symbol represents a fire alarm panel? 37 58 30 68
D In illustration D039SA below, which Fire Control Plan symbol represents a space protected by foam? 13 15 17 16
D In illustration D039SA below, which Fire Control Plan symbol represents a fire pump? 19 21 22 54
C In illustration D039SA below, which Fire Control Plan symbol represents a heat detector? 18 31 49 63
A In illustration D039SA below, which Fire Control Plan symbol represents an emergency fire pump? 19 21 22 54
B In illustration D039SA below, which Fire Control Plan symbol represents a fire station? 1 30 51 58
B In illustration D039SA below, which Fire Control Plan symbol represents the direction of primary means of escape? 58 61 62 63
C In illustration D039SA below, which Fire Control Plan symbol represents an emergency generator? 20 32 67 68
D In illustration D039SA below, which Fire Control Plan symbol does NOT contain personal protective equipment? 58 59 60 30
B In illustration D039SA below, which Fire Control Plan symbol represents a bilge pump? 22 21 19 54
A In illustration D039SA below, which Fire Control Plan symbol represents the best means to extinguish a Class Alpha fire? 23 16 12 7
D In illustration D039SA below, which Fire Control Plan symbol represents the best means to extinguish a LARGE Class Bravo fire? 44 39 36 14
C In illustration D039SA below, which Fire Control Plan symbol represents a fire main with fire valves? 17 34 51 56
A In illustration D039SA below, which Fire Control Plan symbol represents equipment NOT to be found immediately outside the engine room? 12 24 43 57
B In illustration D039SA below, which Fire Control Plan symbol represents equipment that is MOST likely to be found in the ship's galley? 31 49 55 68
A In illustration D039SA below, which Fire Control Plan symbol represents a NON-portable extinguisher? 14 25 57 36
B In illustration D039SA below, which Fire Control Plan symbol is not part of the ship's foam system? 50 3 65 16
C In illustration D039SA below, which Fire Control Plan symbol signifies equipment you would use if your fire pump(s) failed? 54 22 19 21
A The vessel's fire control plan is laid out on which of the following type of plan? General arrangement Lines Midship section Subdivision
B Which type of plan is used to outline the vessel's fire fighting arrangement within the fire control plan? Inboard profile General arrangement Subdivision and stability Partial
C Besides general arrangement plans, what other mediums may be utilized to provide fire control details to officers during fire and emergencies? Blueprint Microfilm Booklet Form None of the above
B Which organization reviews and approves a vessel's fire control plan? Maritime Administration U.S. Coast Guard International Maritime Organization Vessel's classification society
C The symbols for fire control plans are approved by which organization? National Fire Protection Agency U.S. Coast Guard International Maritime Organization International Association of Classification Societies
C Which of the following is NOT identified on the vessel's fire control plan? Fire control plan Dry chemical monitor Fire and emergency signals Gas detector
D Which of the following is NOT identified on the vessel's fire control plan? Secondary means of escape Bilge pumps Fire main system Muster lists
A Which of the following is NOT required to be part of a vessel's Fire Control Plan? Ventilation fan capacity Ventilation fan control Ventilation dampers Ventilation fan location
D On the vessel's Fire Control Plan, all parts of the fire main are listed EXCEPT? Fire pump capacity Fire pump(s) location Fire station locations Diameter of fire main
D The Fire Control Plan must contain detailed information on which of the following systems? Ship construction Ventilation Fixed fire suppression All of the above.
B On the vessel's Fire Control Plan, all parts of a fixed fire suppression system are listed EXCEPT? Extinguishing agent cylinder location Instructions for activation of system Spaces protected by the system Remote cylinder release(s)
A Which of the following is not required to be included on Fire Control Plans? Communication plan Secondary means of escape Smoke detectors All watertight doors
D What is the purpose of a fire control plan aboard passenger ships? show passengers where to evacuate in event of fire guidance for the officer-in-charge in the event of fire facilitate shore-side fire fighters in fighting fire aboard the vessel All of the above.