Question

Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to:
A.The heating effect of current alone
B.Hysteresis loss alone
C.Both the heating effect of current and hysteresis loss
D.Intense sunlight at noon

Answer 1

C. Both the heating effect of current and
Hysteresis loss

Answer 2

heya !!


here is your answer⬇️⬇️


when large transformers are used for long period of time they become hot.

this is due to heat energy is released.

So, option A is the answer


hope my answer helps you