你可能感興趣的試題

The energy consumed by an AC motor, as strictly reactive power, is （）

A.used to do mechanical work
B.used to establish the magnetic field of the motor
C.lost as heat generated by the windings
D.lost in doing work to turn the motor itself

單項選擇題

A diesel driven emergency generator is prevented from being paralleled with the ships service generators by （）

A.an electrical interlock system
B.an automatic paralleling trip switch
C.the synchronizing oscilloscope
D.the reverse current relay

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A vessel is equipped with two ships service generatorsGenerator #1 is rated at 900kw and generator #2 is rated at 600kw.During parallel operation, with a hotel load of 1000kw, what should be the kw load on generator #2 （）.

你可能感興趣的試題

The energy consumed by an AC motor, as strictly reactive power, is （）

A diesel driven emergency generator is prevented from being paralleled with the ships service generators by （）

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