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An open-circuit test on a transformer is conducted primarily to measure

A. insulation resistance

B. copper loss

C. core loss

D. total loss

Answer: Option C


This Question Belongs to Electrical Engineering >> Transformers

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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