Transformers Noise level test in a transformer is a type test routine test None of these special test type test routine test None of these special test ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise produced by a transformer is termed as buzz zoom ringing hum buzz zoom ringing hum ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ None of the listed here Leakage reactance Apparent power Reactive power None of the listed here Leakage reactance Apparent power Reactive power ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which _______ Has same number of primary and secondary turns None of the listed here Does not work Has no losses and leakage reactance Has same number of primary and secondary turns None of the listed here Does not work Has no losses and leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers The effect of leakage flux in a transformer is to ______ Cause voltage drop in the windings Increase copper losses None of the listed here Decreases copper losses Cause voltage drop in the windings Increase copper losses None of the listed here Decreases copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The mutual flux in a transformer remains constant at all loads because ______ Losses are small Applied voltage and frequency are constant Leakage flux is small Iron core is used Losses are small Applied voltage and frequency are constant Leakage flux is small Iron core is used ANSWER DOWNLOAD EXAMIANS APP
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