engineering recuitment UPCL AE (E&M) 2021 Mock Test Electrical Machines Transformer

The full load copper loss and iron loss of a transformer are 2500 W and 1500 W respectively. The copper and iron loss at the half load will be respectively?

1

1250 W and 750 W

2

625 W and 1500 W

3

625 W and 375 W

4

1250 W and 3000 W

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