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A Carnot engine whose low temperature re...

A Carnot engine whose low temperature reservoir is at `7^(@)C` has an efficiency of `50%`. It is desired to increase the efficiency to `70%` By low many degrees should the temperature of the high temperature reservoir be increased

A

933 K

B

432 K

C

373 K

D

267 K

Text Solution

Verified by Experts

The correct Answer is:
C
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