單項(xiàng)選擇題

When the load is increased on a turbocharged diesel engine, the amount of increased air supplied by the turbocharger will（）

A.lag behind the increased fuel supplied to the engine
B.enter the engine along with the increase in the fuel
C.enter the engine before the increased fuel supply
D.leave the turbocharger as a negative pulse

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單項(xiàng)選擇題

After changing out the fuel filters the diesel engine fails to restart, the most probable cause for this condition is a/an（）.

A.low compression
B.air-bound fuel system
C.improper spark
D.change in viscosity

單項(xiàng)選擇題

If a diesel engine starts firing, but is unable to come up normal speed, either without load or even under a small load, the cause may be （）

A.insufficient fuel supply
B.faulty governor
C.high exhaust back pressure
D.all of the above may cause this problem

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When the load is increased on a turbocharged diesel engine, the amount of increased air supplied by the turbocharger will（）

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After changing out the fuel filters the diesel engine fails to restart, the most probable cause for this condition is a/an（）.

If a diesel engine starts firing, but is unable to come up normal speed, either without load or even under a small load, the cause may be （）