Transformers Sumpner's test is conducted on transformer to determine All day efficiency Temperature Stray losses None of the listed here All day efficiency Temperature Stray losses None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will have zero efficiency at None of the listed here Half full load No load Full load None of the listed here Half full load No load Full load 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 The hum in a transformer is mainly attributed to mechanical vibrations load changes magnetostriction oil in the transformer mechanical vibrations load changes magnetostriction oil in the transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a power transformer should always be open switched shorted fused open switched shorted fused ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? Water cooled None of the listed here Oil cooled Air cooled Water cooled None of the listed here Oil cooled Air cooled ANSWER DOWNLOAD EXAMIANS APP