Transformers Which of the following 3 phase connections of transformer create disturbances in communication systems Delta/Delta Star/Delta Delta/Star Star/Star Delta/Delta Star/Delta Delta/Star Star/Star ANSWER DOWNLOAD EXAMIANS APP
Transformers The permissible flux density in case of cold rolled grain oriented steel is around 3.7 Wb/m² 4.7 Wb/m² 2.7 Wb/m² 1.7 Wb/m² 3.7 Wb/m² 4.7 Wb/m² 2.7 Wb/m² 1.7 Wb/m² ANSWER DOWNLOAD EXAMIANS APP
Transformers Short 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 The power efficiency of a lightning transformer is always ______its all day efficiency. Equal to None of the listed here Higher than Less than Equal to None of the listed here Higher than Less than ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformers to determine temperature stray losses None of these all-day efficiency temperature stray losses None of these all-day efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers A common method of colling a power transformer is Any of the listed here Oil cooling Air blast cooling Natural air cooling Any of the listed here Oil cooling Air blast cooling Natural air cooling ANSWER DOWNLOAD EXAMIANS APP
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