Transformers No-load on a transformer is carried out to determine efficiency of the transformer copper loss magnetising current magnetising current and loss efficiency of the transformer copper loss magnetising current magnetising current and loss ANSWER DOWNLOAD EXAMIANS APP
Transformers A Buchholz relay can be installed on Air-cooled transformer Welding transformer Auto transformer Oil cooled transformer Air-cooled transformer Welding transformer Auto transformer Oil cooled transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers The winding of the transformer with greater number of turns will be _____ Low voltage winding None of the listed here High voltage winding Either high or low voltage winding Low voltage winding None of the listed here High voltage winding Either high or low voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers In an auto transformer, the primary and secondary are _____ coupled. Magnetically as well as electrically Only electrically Only magnetically None of the listed here Magnetically as well as electrically Only electrically Only magnetically None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following transformer should never have the secondary open circuited while the primary is energised? Current transformer Power transformer Auto transformer Potential transformer Current transformer Power transformer Auto transformer Potential transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 880 V 8.8 V 8,800 V 88 V 880 V 8.8 V 8,800 V 88 V ANSWER DOWNLOAD EXAMIANS APP
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