Transformers A certain transformer has 400 turns in the primary winding and 2,000 turns in the secondary winding. The turns ratio is 5 0.2 0.4 25 5 0.2 0.4 25 ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary leakage flux links _____ None of the listed here Primary winding only Secondary winding only Both primary and secondary windings None of the listed here Primary winding only Secondary winding only Both primary and secondary windings ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ Leakage reactance Apparent power None of the listed here Reactive power Leakage reactance Apparent power None of the listed here Reactive power ANSWER DOWNLOAD EXAMIANS APP
Transformers Losses which occur in rotating electric machines and do not occur in trans formers are friction and windage losses hysteresis and eddy current losses magnetic losses copper losses friction and windage losses hysteresis and eddy current losses magnetic losses copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The steel used for transformer core has All of the listed here High silicon content High permeability Low hysteresis loss All of the listed here High silicon content High permeability Low hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? Air cooled Oil cooled Water cooled None of the listed here Air cooled Oil cooled Water cooled None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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