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【单项选择题】

If the compensating needle valve of a hydraulic governor is opened more than necessary the governor will ()

A、A.have a larger than normal dead band

B、B.produce excessive speed response to a load change

C、C.respond slowly to any change in engine load

D、D.stabilize engine speed at the new governor setting

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第3题

A、if the freight and insurance premium are paid,they shall be added to the basis  B、if the freight and insurance premium are not paid,they shall be added to the basis  C、the freight and insurance premium shall not be added to the basis even they are paid  D、the freight and insurance premium shall be added to the basis even they are not paid  

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第4题

A、There is a fire hazard potential if a power outage occurs.  B、The last system plugged into the UPS will not be provided any power.  C、The UPS will draw more power from the circuit to compensate.  D、The runtime of the UPS will be insufficient if a power outage occurs.  

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第5题

A、adjusts the idle speed control  B、drain and flushes the governor and replace the oil  C、adjusts the compensating needle valve  

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第6题

A、rack position should be adjusted  B、compensating needle valve should be opened fully compensating  C、needle valve should be adjusted to stabilize operation  D、speed limiting device should be adjusted  

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