更多"Continuous surging of turbocharger "的相关试题:
[单项选择]One cause of diesel engine surging can be a result of （）
A. injection pump plungers stuck or worn
B. low compression
C. solenoid stuck open
D. fuel tank too full
[单项选择]Poor combustion in a diesel engine can be caused by （）.
A. high compression pressure
B. low intake air temperature
C. low exhaust pressure
D. high scavenge air temperature
[单项选择]Low compression in a diesel engine can be caused by （）
A. clogged coolant passages
B. a leaking cylinder head gasket
C. low fuel oil pressure
D. worn or broken cylinder liner sealing rings
[单项选择]Noise in a refrigeration compressor can be caused by （）.
A. worn bearings and piston pins
B. slugging due to flooding back
C. too much oil in circulation
D. All of the above
[单项选择]Hydraulic machinery failures are commonly caused by misalignment of the system components and by （）.
A. hydraulic fluid contamination
B. excessive fluid friction
C. turbulent fluid flow
D. fluid pressure surges
[单项选择]Diesel engine piston seizure can be caused by （）
A. poor cooling of cylinder walls
B. improper cooling of the piston
C. insufficient piston lubrication
D. all of the above
[单项选择]Black smoke coming from a boiler can be caused by （）.
A. low water level
B. low oil pressure
C. excessively high fuel pressure
D. an improper air/fuel ratio
[单项选择]The carrier can obtain（）for loss caused to him by the shipper stating the particulars of the goods inaccurately.
A. an indemnity
B. liability
C. responsibility
D. possibility
[单项选择]
A few spots of turbocharger can be caused by（）
①crash stop of engine
② rapid increased of engine speed
A. ①only is correct
B. ②only is correct
C. both ① and ②are correct
D. neither ① or ② correct
[单项选择]The oil pressure and flow from each bearings can be checked when（）
A. the lubricating pumps are stopped and the access doors are opened
B. the lubricating pumps are running and the access doors are opened
C. the engine is running and the access doors are closed
D. the engine is stopped and the access doors are closed
[单项选择]The amount of fluid delivered by a gear pump can be regulated by （）.
A. throttling the pressure line
B. changing the speed of the rotor
C. either A or B
D. None of the above is true
[单项选择]What is likely to occur when you are surging synthetic mooring lines on the gypsyhead during mooring operations?（）
A. The lines may jam and then jump off the gypsyhead
B. If there is sudden strain on the line，the man tending the line may be pulled into the gypsyhead
C. The lines' surging may cause the vessel to surge
D. The heat generated may cause the lines to temporarily fuse to the gypsyhead
[单项选择]When out of sight of land, a ship’s position can be found by using（）.
A. the coastal navigation
B. the celestial navigation
C. traditional navigation
D. the great circle navigation
[单项选择]The humidity of the atmosphere can be determined by the use of the（）
A. anemometer
B. potentiometer
C. manometer
D. psychrometer
