The efficiency of a transformer will be maximum when:

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Electrical Engineering · Transformers

The efficiency of a transformer will be maximum when:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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variable copper loss is equal to constant iron loss

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Answer 1

the transformer is operating at no-load condition

Answer 2

variable copper loss is equal to constant iron loss

Answer 3

resistances of the two windings are equal

Answer 4

leakage reactances of the two windings are equal

The efficiency of a transformer will be maximum when:

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