Alternators The rating of an alternator is expressed in______ kVAR HP kVA kW kVAR HP kVA kW ANSWER DOWNLOAD EXAMIANS APP
Alternators In an alternator, for a coil having a span of 2/3 of pole pitch, the coil span factor will be 0.707 0.6 0.2 0.866 0.707 0.6 0.2 0.866 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. Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation Decreasing the speed of prime movers Increasing the speed of prime movers Decreasing the field excitation Increasing the field excitation ANSWER DOWNLOAD EXAMIANS APP
Alternators In a large generator, dampers None of the listed here Increase stability Reduce voltage fluctuations Reduce frequency fluctuations None of the listed here Increase stability Reduce voltage fluctuations Reduce frequency fluctuations ANSWER DOWNLOAD EXAMIANS APP
Alternators For producing an emf of given frequency, an alternator will run at greatest speed for _____ poles. 2 4 12 8 2 4 12 8 ANSWER DOWNLOAD EXAMIANS APP
Alternators A two pole alternator is running at 1500 rpm. Its angular velocity is ______ 212 rad/s 157 rad/s 118 rad/s 192 rad/s 212 rad/s 157 rad/s 118 rad/s 192 rad/s ANSWER DOWNLOAD EXAMIANS APP
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