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Mr. Dubey • 87.94K Points
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Q. A heat engine using lake water at 12° C as source & the surrounding atmosphere at 2°C as sink executes 1080 cycles per min. If the amount of heat drawn per cycle is 57J, then the output of the engine will be

(A) 66 w
(B) 56 w
(C) 46 w
(D) 36 w
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