Alternators The frequency of emf generated in an 8-pole alternator running at 900 rpm is ______ 50 Hz None of the listed here 120 Hz 60 Hz 50 Hz None of the listed here 120 Hz 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternators The ac armature winding of an alternator is _______ None of the listed here Always star connected Generally delta connected Star-delta connected None of the listed here Always star connected Generally delta connected Star-delta connected ANSWER DOWNLOAD EXAMIANS APP
Alternators Damper windings are used in alternators to Prevenent hunting None of the listed here Achieve synchronism Reduce windage loss Prevenent hunting None of the listed here Achieve synchronism Reduce windage loss ANSWER DOWNLOAD EXAMIANS APP
Alternators Which of the following prime movers is the least efficient? Steam engine Steam turbine Gas turbine Diesel engine Steam engine Steam turbine Gas turbine Diesel engine ANSWER DOWNLOAD EXAMIANS APP
Alternators The rating of an alternator is expressed in______ HP kVA kW kVAR HP kVA kW kVAR ANSWER DOWNLOAD EXAMIANS APP
Alternators An under excited alternator supplies _______ None of the listed here Leading VAR No reactive power Lagging VAR None of the listed here Leading VAR No reactive power Lagging VAR ANSWER DOWNLOAD EXAMIANS APP
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