1.

An engine operating between \[{{150}^{o}}C\] and \[{{25}^{o}}C\] takes 500 J heat from a higher temperature reservoir if there are no frictional losses, then work done by engine is [MH CET 1999]

A.        147.7 J  
B.        157.75 J
C.        165.85 J
D.        169.95 J
Answer» B.        157.75 J


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