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A Carnot's engine operates with a source at 500 K & sink at 375 K. The engine consumes 600 k cal of heat in one cycle, the heat rejected to sink per cycle is: |
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Answer» 250 K cal `Q_(1)=600 K cal Q_(2)=?` SINCE `(T_(1))/(T_(2))=(Q_(1))/(Q_(2)) rArr Q_(2)=(T_(2)Q_(1))/(T_(1))` `Q_(2)=(375xx600)/(500)=450 K cal` THUS, correct CHOICE is (c ). |
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