Physics Electromagnetic Induction Application of EMI (Motor, Dynamo, Transformer) MCQ (Single Correct)

Large transformers, when used for some time, become hot and are cooled by circulating oil. The heating of transformer is due to

A
Heating effect of current alone
B
Hysteresis loss alone
C
Both the hysteresis loss and heating effect of current
D
None of the above

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The correct answer is:
C
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