更多"The device used to limit engine tor"的相关试题:
[单项选择]() the engines, the diesel engine is() used engine on board.
A. Between;more commonly
B. Among;the most commonly
C. Between;not more commonly
D. Among;not the most commonly
[单项选择]The () engine is used for alternators and sometimes for main propulsion with a gearbox to provide a propeller of between 90 to 120 rpm.
A. four-stroke
B. two-stroke
C. slow speed
D. reversible
[单项选择]Connecting rods in a diesel engine are used to connect the ().
A. engine to the bed
B. rocker arm to the camshaft
C. crankshaft to the gear train
D. piston to the crankshaft
[单项选择]Diesel engine jacket water is used in the distillation process as the ().
A. coolant for the distillate
B. coolant for the brine cooler
C. means of heating the feedwater
D. primary means of producing a vacuum within the distiller
[单项选择]The () engine is used for alternators and some times for main propulsion with a gearbox to provide a propeller of between 90 to 120 rpm.
A. four-stroke
B. two-stroke
C. slow speed
D. reversible
[单项选择]The four-stroke engine is used for () and sometimes for main propulsion with a gearbox to provide a propeller speed of between 90 to 120 rev/min.
A. alternator
B. turbo-charger
C. remote controller
D. windlass
[单项选择]Diesel engine exhaust temperatures may be used to indicate ().
A. leaking exhaust valves
B. an overloaded cylinder
C. a clogged injector nozzle
D. all of the above
[单项选择]Diesel engine exhaust gas temperatures can be used to determine individual cylinder ().
A. performance
B. horsepower output
C. fuel consumption
D. scavenge effect
[单项选择]Limit switches are used on which davits?()
A. Sheath-screw davits
B. Gravity davits
C. Radial davits
D. Quadrantal davits
[单项选择]Diesel engine cylinder head test cocks are used to ()
A. check cylinder lubrication
B. connect the pressure indicator pressure
C. test cylinder heads
D. connect the exhaust gas pyrometers
[单项选择]A separate piston cooling system is used to limit any contamination () piston cooling glands() the piston cooling system only.
A. between;to
B. either;or
C. from;to
D. neither;nor
[单项选择]A viscosity regulator used for an engine is usually provided in order to () for an engine burning heavy fuel oil.
A. regulate the fuel supply
B. maintain a constant fuel viscosity at the fuel valves
C. maintain efficient cooling
D. alter the fuel density
[单项选择]Piston compression rings used in a diesel engine function to ()
A. transfer heat from the cylinder to the piston
B. scrape oil from the sides of the piston
C. seal the combustion space from the crankcases
D. prevent any piston contact with the cylinder liner
[单项选择]()are increasingly used as main engine on merchant vessels, because they have a high Hp/Weight ratio.
A. Slow speed diesel engines
B. Medium-speed diesel engines
C. Steam engines
D. Gasoline engines
[单项选择]A magnetic strainer is used in the diesel engine reduction gear oil system to remove small particles of().
A. water
B. babbitt
C. iron or steel
D. acids
[单项选择]Lubricating oil used in a diesel engine serves to()
A. reduce the wear of bearing surfaces
B. cool the bearing surfaces
C. assist in sealing bearing surfaces
D. all of the above
[单项选择]() are used to limit the pressure in any particular portion and mainly control the pressure after the valve.
A. Relief valves
B. Check valves
C. Safety valves
D. Reducing valve
[单项选择]The hydraulic () is used to control engine speed.
A. motor
B. pump
C. governor
D. capstan