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How are the ratings of the transformer, losses and temperature rise related?

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in Design of Electrical Machines by (687k points)
How are the ratings of the transformer, losses and temperature rise related?

(a) increase, decrease, increase

(b) decrease, increase, increase

(c) increase, increase, increase

(d) decrease, increase, decrease

The question was posed to me in an online interview.

My question comes from Temperature Rise in Transformers in portion Design of Transformers of Design of Electrical Machines

1 Answer

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Best answer
Correct option is (c) increase, increase, increase

Best explanation: As the rating of the transformer increases, the losses also increase. As the losses increase the heat dissipated increases and gives high temperature rise.

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