Questions
An ideal heat engine operates in Carnot cycle between 227°C and 127°C. It absorbs 6 kcal of heat per cycle at higher temperature. The amount of heat that is converted into useful work per cycle is
detailed solution
Correct option is B
TH=500K η=Wout Qin TL=400K W=20100×6kcalη=1−TLTH=1−45 W=1.2kcal η=15(≈20%)Talk to our academic expert!
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For which combination of working temperatures of source and sink, the efficiency of Carnot's heat engine is maximum?
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