Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Star/Star Delta/Star Delta/Delta Star/Delta Star/Star Delta/Star Delta/Delta Star/Delta ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise produced by a transformer is termed as buzz hum ringing zoom buzz hum ringing zoom ANSWER DOWNLOAD EXAMIANS APP
Transformers The effect of leakage flux in a transformer is to ______ Decreases copper losses Increase copper losses None of the listed here Cause voltage drop in the windings Decreases copper losses Increase copper losses None of the listed here Cause voltage drop in the windings ANSWER DOWNLOAD EXAMIANS APP
Transformers Which motor is preferred for use in mines where explosive gases exist? Induction motor Shunt motor Synchronous motor Air motor Induction motor Shunt motor Synchronous motor Air motor ANSWER DOWNLOAD EXAMIANS APP
Transformers The path of the magnetic flux in transformer should have high resistance low resistance high reluctance low reactance high resistance low resistance high reluctance low reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has 200 W as iron loss at full load. The iron loss at full load. The iron loss at half full load will be 200 W 100 W 400 W 50 W 200 W 100 W 400 W 50 W ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS