Transformers In which of the following transformer part of primary winding also serves as the secondary winding? Potential transformer Current transformer Auto transformer Step-up transformer Potential transformer Current transformer Auto transformer Step-up transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following transformer is smallest? 2kVA, 200 Hz 2kVA, 500 Hz 2kVA, 400 Hz 2kVA, 50 Hz 2kVA, 200 Hz 2kVA, 500 Hz 2kVA, 400 Hz 2kVA, 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Transformers The principle of working of transformer is Self induction Mutual induction Dynamic induction Static induction Self induction Mutual induction Dynamic induction Static induction ANSWER DOWNLOAD EXAMIANS APP
Transformers The iron core is used to ______of the transformer. Reduce core loss Provide tight magnetic coupling None of the listed here Increase the wight Reduce core loss Provide tight magnetic coupling None of the listed here Increase the wight ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Uses capacitive coupling Uses electric coupling Uses inductive coupling Is a static device Uses capacitive coupling Uses electric coupling Uses inductive coupling Is a static device ANSWER DOWNLOAD EXAMIANS APP
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