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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2017
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Q)

A carnot engine having an efficiency of $\frac{1}{10}$ as heat engine, is used as a refrigerator. If the work done on the system is 10 J, the amount of energy absorbed from the reservoir at lower temperature is :


( A ) 90 J
( B ) 1 J
( C ) 100 J
( D ) 99 J

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