Transformers In a transformer, leakage flux Is minimised by interleaving the primary and secondary windings Is negligible at full load Produces mutually induced emf Helps in transfer of energy Is minimised by interleaving the primary and secondary windings Is negligible at full load Produces mutually induced emf Helps in transfer of energy ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has no losses and magnetic leakage a common core for its primary and secondary windings interleaved primary and secondary windings core of stainless steel and winding of pure copper metal no losses and magnetic leakage a common core for its primary and secondary windings interleaved primary and secondary windings core of stainless steel and winding of pure copper metal ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because Uses capacitive coupling Uses electric coupling Uses inductive coupling A static device Uses capacitive coupling Uses electric coupling Uses inductive coupling A static device ANSWER DOWNLOAD EXAMIANS APP
Transformers In an auto transformer, the primary and secondary are _____ coupled. Only electrically None of the listed here Magnetically as well as electrically Only magnetically Only electrically None of the listed here Magnetically as well as electrically Only magnetically ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a routine test type test special test None of these routine test type test special test None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The transformer that should never the secondary open circuited when primary is energised is _______ Voltage transformer Power transformer Auto transformer Current transformer Voltage transformer Power transformer Auto transformer Current transformer ANSWER DOWNLOAD EXAMIANS APP
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