A.low voltage trip to trip
B.reverse power trip to trip
C.damage to windings
D.excessive exhaust temperatures
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A.ensure penetration and distribution of the fuel in the combustion chamber
B.ensure the needle valve is flushed clean during each injection
C.prevent combustion gas blowback into the open needle valve
D.prevent reflected pressure waves when the needle valve closes
A.slightly less than atmospheric pressure
B.approximately equal to exhaust manifold pressure at all times
C.that is widely fluctuating constantly
D.decreasing as engine load increases
A.volute pump
B.centrifugal pump
C.diaphragm pump
D.gear pump
A.fuel oil pressure
B.a cam operated follower
C.a spring-loaded pressure plate
D.timing gears keyed to the crankshaft
A.six consecutive starts
B.eight consecutive starts
C.ten consecutive starts
D.twelve consecutive starts
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Proper filtering and straining of fuel oil is important because the （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Maximum horsepower of a diesel engine is attained （）.
In a simple mechanical governor, the （）.
White smoke exhausting from an operating diesel engine may indicate （）.
What is the function of the thrust bearing?（）
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.