Alternators A lower voltage alternator, for the same power rating, will be Larger in size More efficient More costly Operating at high rpm Larger in size More efficient More costly Operating at high rpm ANSWER DOWNLOAD EXAMIANS APP
Alternators In air-crafts, alternators have operating frequency of 50 Hz 500 Hz 60 Hz 400 Hz 50 Hz 500 Hz 60 Hz 400 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators Modern 3-phase alternator of a central power station will have generated voltage of 230 V 11 kV 132 kV 400 V 230 V 11 kV 132 kV 400 V ANSWER DOWNLOAD EXAMIANS APP
Alternators The dark and bright lamp method is used for Synchronizing Phase sequence Balancing of load Transfer of load Synchronizing Phase sequence Balancing of load Transfer of load ANSWER DOWNLOAD EXAMIANS APP
Alternators An under excited alternator supplies _______ Leading VAR No reactive power Lagging VAR None of the listed here Leading VAR No reactive power Lagging VAR None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Alternators If the lagging load pf of an alternator is decreased, the demagnetising effect of armature reaction _______ Is increased Is decreased None of the listed here Remains the same Is increased Is decreased None of the listed here Remains the same ANSWER DOWNLOAD EXAMIANS APP
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