Alternators Zero power factor method for alternator is generally used to determine Voltage regulation of the alternator Efficiency of alternator Synchronous impedance of alternator None of the listed here Voltage regulation of the alternator Efficiency of alternator Synchronous impedance of alternator None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators In a large generator, dampers Reduce frequency fluctuations None of the listed here Increase stability Reduce voltage fluctuations Reduce frequency fluctuations None of the listed here Increase stability Reduce voltage fluctuations ANSWER DOWNLOAD EXAMIANS APP
Alternators An under excited alternator supplies _______ Lagging VAR Leading VAR No reactive power None of the listed here Lagging VAR Leading VAR No reactive power None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators The speed of an alternator is changed from 3000 rpm to 1500 rpm. The generated emf/phase will become One fourth Double Half Unchanged One fourth Double Half Unchanged ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Is increased None of the listed here Is decreased Remains the same Is increased None of the listed here Is decreased Remains the same 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
EXAMIANS