FIRE是指（）

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• When two fire hose teams are attacking a fire they should（）.

  A . use different fire hose pressures B . use fire hoses of different sizes C . not attack the fire from opposite sides D . not wear protective clothing

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• When approaching a fire from win ward, you should shield firefighters from the fire by using（）

  A . low-velocity fog B . high-velocity fog C . a straight stream of water D . foam spray

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• If a CO2 fire extinguisher is not readily available, which of the listed fire extinguishers would be best suited to combat a small electrical fire in a switchboard?（）

  A . Dry chemical B . Halon C . Low velocity fog D . Steam

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• Fire dampers prevent the fire spreading through the process of （）.

  A . convection B . conduction C . radiation D . direct contact

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• Dry chemical fire extinguishers are effective on which type(s) of fire?（）

  A . Burning oil B . Electrical C . Paint D . All of the above

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• A fire main system must have enough fire hydrants so that each accessible space may be sprayed with（）.

  A . a low velocity spray applicator B . a water spray or solid stream C . at least two spray patterns of water D . at least 25 psi delivered pressure

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• The fire of burning plastics is classified as （） fire.

  A . Class A B . Class B C . Class C D . Class D

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• Fire dampers prevent the spread of fire by（）.

  A . convection B . conduction C . radiation D . direct contact

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• The fire of burning paper is classified as（）fire.

  A . Class A B . Class B C . Class C D . Class D

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• There is a fire aft aboard your vessel. To help fight the fire，you should（）.

  A . put the wind off either beam B . head the bow into the wind and decrease speed C . put the stern into the wind and increase speed D . put the stern into the wind and decrease speed

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• A foam-type portable fire extinguisher would be most useful in combating a fire in（）.

  A . soild materials such as wood or bales of fiber B . flammable liquids C . a piece of electrical equipment D . combustible metallic solid

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• The fire of fuel oil is classified as（） fire.

  A . Class A B . Class B C . Class C D . Class D

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• The fire of sodium is classified as（） fire.

  A . Class A B . Class B C . Class C D . Class D

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• A foam-type portable fire extinguisher is most useful in fighting a fire in（）.

  A . generators B . oil drums C . the bridge controls D . combustible metal

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• An “ABC” dry chemical fire extinguisher would be LEAST effective against a fire in（）.

  A . a mattress B . spilled liquids such as oil or paint C . high voltage electrical gear D . a trash ca

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• An ABC dry chemical fire extinguisher would be least effective against a fire in（）.

  A . a mattress B . spilled liquids such as oil or paint C . high voltage electrical gear D . a trash ca

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• Which portable fire extinguisher should be used on a class C fire on board a vessel?（）

  A . Carbon dioxide B . Water (stored pressure) C . Foam D . Carbon tetrachloride

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• The class of fire on which a blanketing effect is essential to extinguish the fire is （）.

  A . class A B . class B C . class C D . class D

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• 影片中的王后说：It’ll be fire and sword，if it’s not set right.这里的fire and sword 是指（  ）。

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• 2、FIRE是指

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• Which of the listed fire extinguishers is recommended for use on an electrical switchboard fire？

  A.CO2 B.ABC dry chemical C.CO2 propelled foam D.All of the above

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• Fires rely on , , and , the three components of what fire crews refer to as “the fire triangle.”

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