A.The agent is considered nontoxic at room temperature in low concentrations
B.The agent is less effective than carbon dioxide
C.Halon primarily extinguishes the fire by cooling
D.The agent cannot be used on electrical fires because it leaves a residue
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A.Certificate of Inspection
B.Station Bill
C.Ships Articles
D.Fire Control Plan
A.keeping the fuel tanks topped off
B.increasing the free surface effect
C.keeping the fuel tanks at least half MI
D.keeping at least one fuel tank empty for slops
A.leave the access door partially open
B.enter from the lowest level
C.enter from the highest level
D.attempt to operate machinery
A.unburned carbon particles
B.excess nitrogen
C.a lack of oxygen
D.excess hydrogen
A.smoke density has been decreased sufficiently to see the bulkhead opposite the compartments entrance
B.a lifeline and explosion proof flash light are used
C.all smoke and toxic fumes are removed and an adequate oxygen supply is present
D.overhaul has been completed to remove any possible source of re-ignition
最新試題
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The cetane rating of diesel fuel is an indication of the （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
The condensers located in various stages of a flash evaporator are cooled by（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）