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单选题
In fighting a fire in a fuel tank, the FIRST action you should attempt is to （）.
A
secure all sources of fresh air to the tank
B
begin transferring the fuel to other tanks
C
top off the tank to force out all vapors
D
station someone at the fixed CO2 release controls
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更多 “单选题In fighting a fire in a fuel tank, the FIRST action you should attempt is to （）.A secure all sources of fresh air to the tankB begin transferring the fuel to other tanksC top off the tank to force out all vaporsD station someone at the fixed CO2 release controls” 相关考题
考题
In fighting a fire in a fuel tank, the FIRST action you should attempt is to _____.A.secure all sources of fresh air to the tankB.begin transferring the fuel to other tanksC.top off the tank to force out all vaporsD.station someone at the fixed CO2 release controls
考题
The fire extinguishing action of CO 2 comes mostly from ______.A.breaking the fire chemical chain reactionB.smotheringC.coolingD.isolating the heat from the fuel
考题
Where do you post your （）(火势控制图)?A、fire control planB、fire controlC、fire planD、fire-fighting plan
考题
单选题If you are fighting a fire below the main deck of your vessel，which action is most important concerning the stability of the vessel?（）.A
Shutting off electricity to damaged cablesB
Pumping fire-fighting water overboardC
Maneuvering the vessel so the fire is on the lee sideD
Removing burned debris from the cargo hold
考题
单选题When fighting a spreading fire resulting from a broken fuel line, you should FIRST （）.A
look for a CO2 extinguisherB
use a soda acid extinguisherC
shut off the fuel supplyD
smother the fire with rags
考题
单选题A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. Your first action should be to（）.A
Batten down the engine roomB
start the fire pumpC
apply carbon dioxide to the fireD
shut off the fuel supply
考题
单选题If a fire ignites in the engine room as a result of a high pressure fuel oil leak, you should FIRST （）.A
secure the ventilationB
find a soda acid extinguisherC
shut off the fuel oil supplyD
secure the generator
考题
单选题Your vessel has run aground and upon taking fuel oil tank soundings, you find that a fuel tank level has increasedYou therefore should suspect （）.A
condensation in the fuel tankB
a crack in the hull portion of the fuel tankC
a load of bad fuelD
contamination from the saltwater flushing system
考题
单选题If you are fighting a fire below the main deck of your vessel，which action is most importantconcerning the stability of the vessel? （）A
Shutting off electricity to damaged cablesB
Pumping fire-fighting water overboardC
Maneuvering the vessel so the fire is on the lee sideD
Removing burned debris from the cargo hold
考题
单选题Fire protection regulations for towing vessels require any fuel line subject to internal head pressure from fuel in the tank to（）.A
be fitted with a positive fuel shut-off valve located at the tankB
have a shut-off valve at the top of the tankC
have a gate valve easily accessible in the space where the tank is locatedD
have a drain cock at the lowest point in the fuel line
考题
单选题What is an advantage of using foam in fire fighting?（）A
It is effective in controlling fire in flowing oil such as coming from a broken fuel lineB
It absorbs heat from materials that could cause reignitionC
Most foams can be used jointly with dry chemical extinguishing agents to attack a fire by two methods of extinguishmentD
Once the surface is blanketed with foam and the fire is extinguished，no further foam is required
考题
单选题You are transferring fuel from the storage tanks to the day tanks by means of an electric fuel oil transfer pumpIf the pump motor catches fire, you would FIRST （）.A
secure the fuel manifoldB
shut off power to the pumpC
shut off the power ventilationD
spray water on the fire
考题
单选题Which of the actions listed should be taken FIRST to control an oil fire in a fuel oil tank?（）A
Commence draining that tank as quickly as possibleB
Seal off all vents to that tankC
Activate the CO2 system to that tankD
Shut off the steam heating coils
考题
单选题You may improve a vessels stability by （）.A
keeping the fuel tanks topped offB
increasing the free surface effectC
keeping the fuel tanks at least half MID
keeping at least one fuel tank empty for slops
考题
单选题The FIRST course of action in fighting a fire in a cargo or fuel oil tank is to （）.A
secure all openings to the tankB
discharge an initial charge of CO2 with a hand portable extinguisherC
direct a fire hose into the tank and energize the fire mainD
spray the tank boundaries with a fire hose to promote cooling
考题
单选题Generally, the first action in extinguishing an LFG fire caused by escaping gas is to（）.A
sweep flames away with water sprayB
shut off the leakC
use a chemical foam fire extinguisherD
call t e local fire department
考题
单选题When the vessel entering the dock, the first work that engineer should contact with the shipyard （）A
releasing the boiler waterB
the explosion detecting and cleaning for the fuel tankC
the docking project related itemD
shore power and fire fighting water supply
考题
单选题If a fire occurs in the boiler room as a result of a leaking fuel line, you should FIRST （）.A
notify the engineer on watchB
isolate and secure the pipingC
throw sand on the fireD
extinguish the fire using a combination nozzle with applicator
考题
单选题When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）A
Secure all engine room doors，hatches，and ventsB
Close the fuel line valveC
Check the spread of the fire with foamD
Cast the barge off the wharf
考题
单选题The FIRST step to take in fighting an engine room fire resulting from a ruptured fuel oil service line, is to （）.A
evacuate all engine room personnelB
fight the fire with hand portable extinguishersC
activate the mainCO2 bankD
stop the flow of leaking fuel oil
考题
单选题If you observe any situation which presents a safety or pollution hazard during fuel transfer operations, which of the following actions should be taken FIRST?（）A
Close the valves at the transfer manifoldB
Notify the person in charge of the shore facilityC
Shut down the transfer operationD
Sound the fire alarm
考题
单选题When sailing in cold zones, the（） should be drained of water.A
the ventilation pipeB
the water line for fire fighting on the deckC
the fuel oil lineD
the water supplying line in bath room
考题
单选题Following a grounding, you can best determine that a SLACK fuel oil tank has been holed by （）.A
sounding the tankB
waiting for the vessel to listC
examining tank boundariesD
checking fuel oil strainers
考题
单选题When fighting an electrical fire, you should first （）.A
stop ventilation to the areaB
stop the vesselC
secure electricity to the circuitD
apply CO2 to the fire
考题
单选题When sailing in cold zones, the（） should be heated.A
the steering gear roomB
the fire fighting pipe lineC
the fuel oil tankD
the bath room
考题
单选题The fire extinguishing action of CO2 comes mostly from （）.A
breaking the fire chemical chain reactionB
smotheringC
coolingD
isolating the heat from the fuel
考题
单选题Generally，the first action in extinguishing an LFG fire caused by escaping gas is to（）.A
sweep flames away with water sprayB
shut off the leakC
use a chemical foam fire extinguisherD
call the local fire department
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