Question: A transformer 2 , 0 0 0 kVA, 2 5 0 Hz is operated at 5 0 Hz . Its kVA rating should be revised

A transformer 2,000 kVA, 250 Hz is operated at 50 Hz. Its kVA rating should be revised to (a)400 kVA (b)10,000 kVA (c)2,000 kVA (d) Cannot be revised

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