更多"A class 'C' fire would most likely "的相关试题:
[单项选择]A class "B" fire would most likely occur in the （）.
A. main switchboard
B. engine room bilge
C. breathing compartment
D. electric fresh water transfer pump
[单项选择]A class "C" fire would occur in （）
A. bedding
B. pipe insulation
C. paint
D. a generator
[单项选择]Which of the listed classes of fire would most likely occur in the engine room of a vessel?（）
A. Classes A and B
B. Classes B and C
C. Classes C and D
D. Classes A and D
[单项选择]If scavenge box should be hot, （）would occur.
A. seized piston
B. defective atomizer
C. scavenge fire
D. too much LO
[单项选择]Which of the processes listed would be the most satisfactory method to use to lower the humidity of the air being circulated by an air conditioning system?（）
A. Cooling the air to a temperature just above dew point
B. Heating the air to a point at which moisture will boil off ,then re-cooling it
C. Cooling the air to a point below dew point, then reheating it
D. Heating the air and then cooling it to a point below dew point
[单项选择]Which will most likely occur when entering shallow water? （）
A. Rudder action will become more effective
B. The vessel's list will change
C. The vessel's trim will change
D. An increase in speed will occur
[单项选择]Portable foam type fire extinguishers are most effective on（）.
A. mattress fires
B. oil fires
C. wood fires
D. All of the above
[单项选择]A class B fire is most successfully fought by（）.
A. preventing oxygen from reaching the burning material
B. cooling the burning material below its ignition temperature
C. using the extinguishing agent to make the burning material fire-resistant
D. using the extinguishing agent to absorb the heat
[单项选择]Which item of lifeboat equipment would be most suitable for night signaling to a ship on the horizon?（）
A. A red parachute flare
B. A red hand-held flare
C. A flashlight
D. A lantern
[单项选择]Combustion knock will most likely occur as a result of using a fuel with（）
A. low ignition quality
B. a high volatility
C. low ignition delay
D. a high cetane number
[单项选择]Foam-type portable fire extinguishers are most useful in combating fires involving（）.
A. solid materials such as wood or bales of fiber
B. inflammable liquids
C. electrical equipment
D. metallic solids
[单项选择]Most troubles likely to occur with marine diesel engine can, if located in time, be remedied with no difficulty and many can be （）if the engine is maintained with a high sense of responsibility to the people on the part of the motormen and engineers.
A. found out
B. eliminated
C. avoided
D. lowered
[单项选择]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 metals
[单项选择]Steam fog is most likely to occur on the Mississippi and Ohio Rivers in（）.
A. spring，around late evening
B. spring，around early evening
C. fall，around early morning
D. fall，around midday
[单项选择]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 can
[单项选择]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 can
[单项选择]A fire involving aluminum powder would be a class （）.
A. "A" fire
B. "B" fire
C. "C" fire
D. "D" fire
