Physics · Electrical Transformers
Under which condition does a power transformer operate at its maximum efficiency?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1When Iron losses are half of Copper losses
- 2When total losses are zero
- 3When Iron losses are one-fourth of Copper losses
- 4When Iron losses are equal to Copper losses✓
Correct answer
When Iron losses are equal to Copper losses
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