單項(xiàng)選擇題

Air bubbles in a hydraulic governor can cause （）

A.sluggish response
B.speed droop variations
C.isochronous governing
D.sensitivity increase

你可能感興趣的試題

On a diesel engine equipped with an isochronous governor, if the “speed droop” control is reduced to the “zero” setting, the engine （）

A.speed will drop drastically with any increase in load
B.will stop due to zero fuel supply
C.will stall upon application of load
D.speed will remain fairly constant despite load changes

單項(xiàng)選擇題

Proper operation of the main engine reduction gear set requires the operation to monitor （）

A.the sump oil level
B.oil flow sight glasses
C.bearing temperatures
D.all of the above

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