航海英語應急預案與EMS單項選擇題每日一練(2019.01.07)

單項選擇題
Which space(s) on your cargo vessel must have a fire detection system?（）
A.Any compartment containing explosives
B.Any compartment adjacent to one containing explosives
C.Enclosed spaces which are specially suitable for vehicles
D.All of the above
單項選擇題
When electrical equipment is involved in a fire，the stream of dry chemicals should be（）.
A.aimed at the source of the flames
B.fogged above the equipment
C.shot off a flat surface onto the flames
D.used to shield against electrical shock
單項選擇題
When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
A.Blanket the cargo spill with foam
B.Prevent the spread of fire with a foam dam
C.Apply CO₂ on burning fuel at its source
D.Shut off the transfer of cargo
單項選擇題
When fire pumps are used for other than firefighting service，each pipe connecting the other service (except for branch lines used for deck washing) must have a（）.
A.check valve installed in the line
B.shut off valve at a manifold near the pump
C.quick disconnect union within ten feet of the pump
D.regulator in the line set at 125 psi
單項選擇題
Which fire extinguishing agent has the greatest capacity for absorbing heat?（）
A.Water
B.Foam
C.Dry chemical
D.Carbon Dioxide

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