Transformers No-load on a transformer is carried out to determine magnetising current and loss efficiency of the transformer copper loss magnetising current magnetising current and loss efficiency of the transformer copper loss magnetising current ANSWER DOWNLOAD EXAMIANS APP
Transformers The principle of working of transformer is Mutual induction Dynamic induction Self induction Static induction Mutual induction Dynamic induction Self induction Static induction ANSWER DOWNLOAD EXAMIANS APP
Transformers An isolation transformer has primary to secondady turns ratio of 1:1 1:2 Can be any ratio 2:1 1:1 1:2 Can be any ratio 2:1 ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which _______ 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 Does not work Has same number of primary and secondary turns ANSWER DOWNLOAD EXAMIANS APP
Transformers The highest voltage for transmitting electrical power in india is 66 kV 400 kV 33 kV 132 kV 66 kV 400 kV 33 kV 132 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 50 per cent 100 per cent 25 per cent 98 per cent 50 per cent 100 per cent 25 per cent 98 per cent ANSWER DOWNLOAD EXAMIANS APP
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