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
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A.the other services are run off a reducing station with a pressure gage
B.one of the required pumps is kept availabe for use on the fire main system at all times
C.no relief valves are installed
D.all of the above conditions are met
A.when using an indirect attack on the fire such as flooding with water
B.to prevent the gases of combustion from surrounding the firefighters
C.to minimize heat buildup in adjacent compartments
D.if compressed gas cylinders are stowed in the compartment on fire
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
A.remain on course and hold speed
B.change course and put the stern to the wind
C.change course to put the wind on either beam and increase speed
D.remain on course but slack the speed
A.salt water
B.foam
C.low-velocity fog
D.CO2
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
A.male coupling at both ends
B.female coupling at both ends
C.female coupling at the nozzle end and a male coupling at the hydrant end
D.male coupling at the nozzle end and a female coupling at the hydrant end
A.blows the fire back toward the vessel
B.comes over the bow
C.comes over the stern
D.comes over either beam
A.alternate expansion and contraction as water in a liquid state becomes a vapor
B.absorption of smoke and gases as water is converted from a liquid to a vapor
C.rapid contraction as water is converted from a liquid to a vapor
D.rapid expansion as water absorbs heat and changes to steam
A.damage from crane operations
B.being used for wash down purposes
C.accidental diversion of flow to wrong location
D.freezing
最新试题
Due to the hazards involved with Halon extinguishers on a ship,the size II extinguisher may only be used().
A fire pump may be used for other purposes if().
Each fire pump on a ship must have a pressure gauge located at().
A fire starting by spontaneous combustion can be expected in which condition?().
Automatic fire dampers in ventilation systems are operated by a().
Control of flooding should be addressed().
Blocking open or removing fire dampers can cause().
Automatic fire dampers in ventilation systems are operated by use of().
On a hydrocarbon flammability chart the line which extends from 0% to 21.8% oxygen,lying tangent to the flammability range,is called the().
During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. The smoke’s color will be().