Transformers Auto-transformer makes effective saving on copper and copper losses, when its transformation ratio is approximately equal to one less than one None of these great than one approximately equal to one less than one None of these great than one ANSWER DOWNLOAD EXAMIANS APP
Transformers In the short circuit test on a transformer, we generally short circuit ______ Low voltage winding Either low or high voltage winding None of the listed here High voltage winding Low voltage winding Either low or high voltage winding None of the listed here High voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on AC as well as DC Dc only Ac only None of the listed here AC as well as DC Dc only Ac only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Eddy current loss Leakage reactance Iron losses Copper loss Eddy current loss Leakage reactance Iron losses Copper loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a None of these routine test type test special test None of these routine test type test special test ANSWER DOWNLOAD EXAMIANS APP
Transformers The transformer that should never the secondary open circuited when primary is energised is _______ Power transformer Auto transformer Voltage transformer Current transformer Power transformer Auto transformer Voltage transformer Current transformer ANSWER DOWNLOAD EXAMIANS APP
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