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A carnot engine, having an efficiency of...

A carnot engine, having an efficiency of `eta=1//10` as heat engine, is used as a refrigerator. If the work done on the system is `10J`, the amount of energy absorbed from the reservior at lower temperature is

A

1 J

B

90 J

C

99 J

D

100 J

Text Solution

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The correct Answer is:
B
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