更多"A fire in a ballast pumproom can be"的相关试题:
[单项选择]A fire in a ballast pumproom can be brought under control with minimal impact on stability by（）.
A. cooling the outside bulkheads with water
B. shutting all sources of air into the compartment
C. closing the sea chest
D. flooding the compartment with salt water
[单项选择]Fighting a rig fire in the ballast pumproom with hoses would adversely affect the stability of the rig most by（）.
A. increasing the permeability of the pumproom
B. reduction of drill water from the storage tanks
C. a list caused by water filling the compartment
D. a reduced KG caused by water filling the compartment
[单项选择]A fire can be extinguished by removing （）.
A. the heat
B. the fuel
C. the oxygen
D. any of the above
[单项选择]The blocking or absence of fire dampers can cause（）.
A. the accumulation of explosive gases
B. faster cooling of the fire
C. the fire to spread through the ventilation system
D. fixed foam systems to be ineffective
[单项选择]Blocking open or removing fire dampers can cause（）.
A. fixed foam systems to be ineffective
B. faster cooling of the fire
C. the accumulation of explosive gases
D. the fire to spread through the ventilation system
[单项选择]Which fire extinguishing agent can NOT be used on an ethylenediamine?（）
A. Water foam
B. Dry chemical powder
C. Water fog
D. Alcohol foam
[单项选择]A fire is considered "under control" when （）.
A. all hands are at their fire stations
B. all fire-fighting equipment is at the scene
C. the fixed systems are activated
D. the fire is contained and no longer spreading
[单项选择]A fire starting by spontaneous combustion can be expected in which condition?（）
A. Paints，varnish，or other liquid flammables are stowed in a dry stores locker
B. Inert cargoes such as pig iron are loaded in a wet condition
C. Oily rags are stowed in a metal pail
D. Clean mattresses are stored in contact with an electric light bulb
[单项选择]Radiation can spread a fire by （）.
A. transmitting the heat of a fire through the ship s metal
B. burning liquids flowing into another space
C. heated gases flowing through ventilation systems
D. the transfer of heat across an unobstructed space
[单项选择]Fire is under control，and（）.
A. lifeboat is no longer needed
B. lifeboat is needed badly
C. lifeboat is needed not more
D. lifeboat is urgently needed
[单项选择]You can determine that a C02 fire extinguisher is fully charged by（）.
A. looking at the gage
B. checking the nameplate data
C. weighing by hand
D. weighing on a properly calibrated scale
[单项选择]Under which of the listed conditions can the engine room retake the throttle control from the bridge（）.
A. Any time it is deemed necessary
B. Only with the masters permission
C. After a 10 minute delay to the input command
D. Only after the throttle has been placed in stop
[单项选择]A high-velocity fog stream can be used in fire fighting situations to drive heat and smoke ahead of the fire fighters in a passageway. This technique should only be used when（）.
A. using a 2-1/2 inch hose
B. there is an outlet for the smoke and heat
C. the fire is totally contained by the ship's structure
D. at least two fog streams can be used
[单项选择]Generally，you can best keep a vessel under steering control when the vessel has（）.
A. Headway
B. Sternway
C. No way on，with engines stopped
D. No way on，with engines full ahead
[单项选择]A large oil fire on the deck of a ship can be fought most effectively with（）.
A. dry chemical
B. foam
C. high-velocity fog
D. Water (cartridge-operated)
