Transformers When load on a transformer is increased, the eddy current _____ Is increased Is decreased Remains unchanged None of the listed here Is increased Is decreased Remains unchanged None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers If a power transformer is operated at very high frequencies, then ______ Primary will draw large power Primary reactance is too much increased Core losses will be excessive None of the listed here Primary will draw large power Primary reactance is too much increased Core losses will be excessive None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which _______ Does not work Has same number of primary and secondary turns None of the listed here Has no losses and leakage reactance Does not work Has same number of primary and secondary turns None of the listed here Has no losses and leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers A no-load test is performed on a transformer to determine magnetising current and loss copper loss magnetising current core loss efficiency magnetising current and loss copper loss magnetising current core loss efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a power transformer should always be switched shorted open fused switched shorted open fused ANSWER DOWNLOAD EXAMIANS APP
Transformers A common method of colling a power transformer is Oil cooling Any of the listed here Natural air cooling Air blast cooling Oil cooling Any of the listed here Natural air cooling Air blast cooling ANSWER DOWNLOAD EXAMIANS APP
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