更多"A reservoir, as used in hydraulic s"的相关试题:
[单项选择]The purpose of inert gas systems aboard tankers is to（）.
A. allow sufficient oxygen in the tank to sustain life
B. prevent outside air from entering the tank
C. provide more discharge pressure
D. comply with pollution regulations
[单项选择]The purpose of inert gas systems aboard tank vessels is to（）.
A. allow sufficient oxygen in the tank to sustain life
B. prevent outside air from entering the tank
C. provide increase in cargo discharge pressure
D. comply with double hull pollution prevention regulations
[单项选择]Fixed C02 systems would not be used on crew’s quarters or（）.
A. the paint locker
B. spaces open to the atmospere
C. cargo holds
D. the engine room
[单项选择]Fixed CO2 systems would not be used on crew’s quarters or（）.
A. the paint locker
B. spaces open to the atmosphere
C. cargo holds
D. the engine room
[单项选择]Fuel oil transfer systems used onboard diesel propelled vessels are required to have （）.
A. two fuel oil transfer pumps provided where one is to be independent of the main engine
B. two fuel oil transfer pumps, with a combined capacity exceeding the maximum consumption of the main engine
C. engine driven transfer pumps and only used in constant speed applications
D. the capacity of the engine driven pump exceed the consumption rate of the engine to which it is attached
[单项选择]A carling is used aboard ship（）.
A. as a connecting strap between the butted ends of plating
B. to stiffen areas under points of great stress between beams
C. to prevent the anchor from fouling when the brake is released
D. to provide an extra heavy fitting in a heavy lift cargo rig
[单项选择]The davit aboard a ship is used to（）.
A. lower personnel down by a transfer basket
B. lower food and water to personnel in a life raft
C. lower the life raft down with its full complement
D. move equipment around the deck
[单项选择]Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use（）.
A. Chain
B. Wire rope
C. Webbing
D. All of the above
[单项选择]How could lashing gear used aboard Ro-Ro vessels be stowed when not in use? （）
A. Drape along brackets
B. Leave in place while back loading cargo to save time
C. Hang vertically in the paint locker
D. All of the above
[单项选择]Aboard a survival craft，ether can be used to（）.
A. start the engine in cold weather
B. aid in helping personnel breathe
C. prime the sprinkler system
D. prime the air supply
[单项选择]Strainers are commonly used in hydraulic systems to （）.
A. protect the pump from fine soluble contaminants
B. prevent solid particles from entering the pump
C. prevent solid particles from entering the filter
D. protect the directional control valves
[单项选择]Fuel injectors used in heavy fuel oil systems are usually provided with cooling to reduce（）.
A. cold corrosion of the nozzles
B. fuel viscosity for better atomization
C. carbon accumulation on the nozzles
D. fuel detonation in the cylinders
[单项选择]Individual wires，used in systems greater than 50 volts,（）.
A. should be supported at 24 inch intervals with plastic tie wraps
B. should never be located in a tank
C. must be installed in conduit
D. All of the above
[单项选择]（） is not usually used in liquid cargo systems.
A. Hydraulic drive systems
B. Electric drive systems
C. Steam drive systems
D. Man-powered drive systems
[单项选择]Aboard a vessel, multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in th eload’s（）.
A. TCG
B. transverse moment
C. righting moment
D. transverse free surface moment
