Transformers Sumpner's test is conducted on transformers to determine temperature None of these all-day efficiency stray losses temperature None of these all-day efficiency stray losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The output current corresponding to the maximum efficiency for a transformer having core loss of 200 W and equivalent resistance referred to secondary of 0.5 Ω is 10 A 15 A 5 A 20 A 10 A 15 A 5 A 20 A ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary of a transformer are ______ coupled. Electrically and magnetically Magnetically None of the listed here Electrically Electrically and magnetically Magnetically None of the listed here Electrically ANSWER DOWNLOAD EXAMIANS APP
Transformers The winding of the transformer with greater number of turns will be _____ None of the listed here Either high or low voltage winding Low voltage winding High voltage winding None of the listed here Either high or low voltage winding Low voltage winding High voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The dielectric strength of transformer oil is expected to be 100 kV lkV 33 kV 330 kV 100 kV lkV 33 kV 330 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers The transformer that should never the secondary open circuited when primary is energised is _______ Current transformer Voltage transformer Auto transformer Power transformer Current transformer Voltage transformer Auto transformer Power transformer ANSWER DOWNLOAD EXAMIANS APP
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