Transformers Which of the following insulating materials can withstand the highest temperature safely? Cellulose Glass fibre Mica Asbestos Cellulose Glass fibre Mica Asbestos ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers upto a rating of 1000 kVA 3000 kVA 250 kVA 500 kVA 1000 kVA 3000 kVA 250 kVA 500 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Frequency Voltage Power Current Frequency Voltage Power Current ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which has core of stainless steel and winding of pure copper metal interleaved primary and secondary windings a common core for its primary and secondary windings no losses and magnetic leakage core of stainless steel and winding of pure copper metal interleaved primary and secondary windings a common core for its primary and secondary windings no losses and magnetic leakage ANSWER DOWNLOAD EXAMIANS APP
Transformers The winding of the transformer with greater number of turns will be _____ None of the listed here High voltage winding Low voltage winding Either high or low voltage winding None of the listed here High voltage winding Low voltage winding Either high or low voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is ______ the commercial efficiency. More than The same as None of the listed here Less than More than The same as None of the listed here Less than ANSWER DOWNLOAD EXAMIANS APP
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