A.penetration
B.permanence
C.turbulence
D.atomization
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A.affect the injection pressure
B.improve combustion
C.reduce compression pressure
D.decrease power output
A.Excessively early injection timing
B.Combustion knock
C.Leaking piston rings
D.Light load
A.Combustion does not begin until the piston starts down on the power stroke
B.Maximum combustion pressure is reached before TDC
C.Turbulence in the cylinder causes a delay in ignition
D.Maximum cylinder firing pressure is not developed until the piston passes TDC
A.performance
B.horsepower output
C.fuel consumption
D.scavenge effect
A.low compression pressure
B.increased piston wear
C.increased cylinder lube oil consumption
D.poor contact between compression rings and liner
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Proper filtering and straining of fuel oil is important because the ().
Combustion knock occurring in a diesel engine can be caused by ().
The function of diesel engine piston compression rings is to ().
Maximum horsepower of a diesel engine is attained ().
Lube oil cannot be efficiently filtered if its ().
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should ().
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a ().
What is the function of the thrust bearing?()
Lube oil filters remove contaminants more efficiently if the oil being filtered is ().
The ability of the governor to prevent fluctuations in engine speed is termed ().