Transformers An ideal transformer is one which _______ None of the listed here Does not work Has same number of primary and secondary turns Has no losses and leakage reactance None of the listed here Does not work Has same number of primary and secondary turns Has no losses and leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers A certain transformer has 400 turns in the primary winding and 2,000 turns in the secondary winding. The turns ratio is 0.2 5 0.4 25 0.2 5 0.4 25 ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load current of a transformer has has high magnitude and high power factor has high magnitude and low power factor has small magnitude and high power factor has small magnitude and low power factor has high magnitude and high power factor has high magnitude and low power factor has small magnitude and high power factor has small magnitude and low power factor ANSWER DOWNLOAD EXAMIANS APP
Transformers In which of the following transformer part of primary winding also serves as the secondary winding? Auto transformer Current transformer Potential transformer Step-up transformer Auto transformer Current transformer Potential transformer Step-up transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers A tap changer is used on a transformer for Adjustment in primary voltage Adjustments in secondary voltage None of the listed here Adjustment in both primary and secondary Adjustment in primary voltage Adjustments in secondary voltage None of the listed here Adjustment in both primary and secondary 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 50 W 200 W 400 W 100 W 50 W 200 W 400 W 100 W ANSWER DOWNLOAD EXAMIANS APP
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