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No-load current in a transformer

A. lags behind the voltage by about 75°

B. leads the voltage by about 75°

C. lags behind the voltage by about 15°

D. leads the voltage by about 15°

Answer: Option A

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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