Transformers The primary winding of a power transformer should always be shorted switched open fused shorted switched open fused ANSWER DOWNLOAD EXAMIANS APP
Transformers Short circuit test on transformers is conducted to determine core losses hysteresis losses eddy current losses copper losses core losses hysteresis losses eddy current losses copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ Apparent power Reactive power Leakage reactance None of the listed here Apparent power Reactive power Leakage reactance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a part of transformer installation? Buchholz relay Breather Exciter Conservator Buchholz relay Breather Exciter Conservator ANSWER DOWNLOAD EXAMIANS APP
Transformers When the turns ratio of a transformer is 20 and the primary ac voltage is 12 V, the secondary voltage is 2,400 V 12 V 120 V 240 V 2,400 V 12 V 120 V 240 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum flux produced in the core of a transformer is ______ None of the listed here Directly proportional to supply frequency Inversely proportional to supply frequency Inversely proportional to primary voltage None of the listed here Directly proportional to supply frequency Inversely proportional to supply frequency Inversely proportional to primary voltage ANSWER DOWNLOAD EXAMIANS APP
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