Transformers Which of the following insulating materials can withstand the highest temperature safely? Glass fibre Asbestos Mica Cellulose Glass fibre Asbestos Mica Cellulose ANSWER DOWNLOAD EXAMIANS APP
Transformers In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of None of these less than 15 A 15 A more than 15 A None of these less than 15 A 15 A more than 15 A ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ None of the listed here Oil cooled Water cooled Natural air cooled None of the listed here Oil cooled Water cooled Natural air cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer routine efficiency depends upon Load current Supply frequency Power factor of load Both power factor and load current Load current Supply frequency Power factor of load Both power factor and load current ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise produced by a transformer is termed as zoom hum ringing buzz zoom hum ringing buzz ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a type test None of these routine test special test type test None of these routine test special test ANSWER DOWNLOAD EXAMIANS APP
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