Alternators Majority of the alternators are Three phase Single phase Two phase None of the listed here Three phase Single phase Two phase None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators Damper windings are used in alternators to Prevenent hunting Achieve synchronism None of the listed here Reduce windage loss Prevenent hunting Achieve synchronism None of the listed here Reduce windage loss ANSWER DOWNLOAD EXAMIANS APP
Alternators In a large generator, dampers None of the listed here Reduce frequency fluctuations Increase stability Reduce voltage fluctuations None of the listed here Reduce frequency fluctuations Increase stability Reduce voltage fluctuations ANSWER DOWNLOAD EXAMIANS APP
Alternators If the number of poles of an alternator is increased, the generated emf Increases Remains the same None of the listed here Decreases Increases Remains the same None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ None of the listed here Remains the same Is increased Is decreased None of the listed here Remains the same Is increased Is decreased ANSWER DOWNLOAD EXAMIANS APP
Alternators The frequency of the system with which several alternators are paralleled can be increased of by simultaneously _______ of all generators. Increasing the field excitation Decreasing the speed of prime movers Decreasing the field excitation Increasing the speed of prime movers Increasing the field excitation Decreasing the speed of prime movers Decreasing the field excitation Increasing the speed of prime movers ANSWER DOWNLOAD EXAMIANS APP
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