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A Carnot engine, having an efficiency of η = 1/10 as heat engine, is used as a refrigerator.

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asked Mar 23, 2018 in Physics by paayal (26,720 points) ● 4 ● 6 ● 53

A Carnot engine, having an efficiency of η = 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 reservoir at lower temperature is

(a) 100J 

(b) 99J

(c) 90J 

(d) 1J

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answered Mar 23, 2018 by sanjaydas (61,430 points) ● 5 ● 7 ● 7
selected Mar 24, 2018 by Vikash Kumar
 
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