Examveda
Examveda

If a transformer is switched on to a voltage more than the rated voltage

A. its power factor will deteriorate

B. its power factor will increase

C. its power factor will remain unaffected

D. its power factor will be zero

Answer: Option A

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Comments ( 1 )

  1. Gourang Gupta
    Gourang Gupta :
    2 years ago

    can anyone explain me how this is possible

Related Questions on Transformers

A good voltage regulation of a transformer means

A. output voltage fluctuation from no load to full load is least

B. output voltage fluctuation with power factor is least

C. difference between primary and secondary voltage is least

D. difference between primary and secondary voltage is maximum