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Question

A reversible heat engine working at the rate of 100 kW has an efficiency of 20%. The magnitudes of heat transfer rate from the source and to the sink in kW would be, respectively. 

A.

200, 100

B.

300, 200

C.

500, 400

D.

1000, 900

Answer ( Option C)

500, 400

Solution

Given:


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