Question

The problem of temperature rise and cooling of transformers is essentially the same as that of rotating machinery.

(a) true

(b) false

This question was posed to me at a job interview.

My question is taken from Temperature Rise in Transformers in division Design of Transformers of Design of Electrical Machines

Answer 1

Correct answer is (a) true

To explain: There are problems of temperature rise and cooling of transformers which decreases the efficiency of the transformers. The same problems are also seen in the rotating machinery.