Transformers Transformer breaths in when load on it decreases load remains constant load on it increases None of these load on it decreases load remains constant load on it increases None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer routine efficiency depends upon Power factor of load Both power factor and load current Supply frequency Load current Power factor of load Both power factor and load current Supply frequency Load current ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following acts as a protection against high voltage surges due to lightning and switching? Horn gaps Conservator Breather Thermal overload relays Horn gaps Conservator Breather Thermal overload relays ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer gives _______ Friction losses Copper losses Iron losses Total losses Friction losses Copper losses Iron losses Total losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following transformer is smallest? 2kVA, 500 Hz 2kVA, 400 Hz 2kVA, 200 Hz 2kVA, 50 Hz 2kVA, 500 Hz 2kVA, 400 Hz 2kVA, 200 Hz 2kVA, 50 Hz 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
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