Transformers The temperature rise of transformer is directly proportional to _______ Reactive power Leakage reactance None of the listed here Apparent power Reactive power Leakage reactance None of the listed here Apparent power ANSWER DOWNLOAD EXAMIANS APP
Transformers Open circuit test on transformers is conducted to determine core losses eddy current losses hysteresis losses copper losses core losses eddy current losses hysteresis losses copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Losses which occur in rotating electric machines and do not occur in trans formers are magnetic losses copper losses friction and windage losses hysteresis and eddy current losses magnetic losses copper losses friction and windage losses hysteresis and eddy current losses 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 highest voltage for transmitting electrical power in india is 400 kV 66 kV 33 kV 132 kV 400 kV 66 kV 33 kV 132 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers The effect of leakage flux in a transformer is to ______ None of the listed here Cause voltage drop in the windings Increase copper losses Decreases copper losses None of the listed here Cause voltage drop in the windings Increase copper losses Decreases copper losses ANSWER DOWNLOAD EXAMIANS APP
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