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A Carnot engine takes 3 × 10^6 cal of heat from a reservoir at 627°C, and gives it to a sink at 27°C. The work done by the engine is

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A Carnot engine takes 3 × 106 cal of heat from a reservoir at 627°C, and gives it to a sink at 27°C. The work done by the engine is
(a) 4.2 × 106J 

(b) 8.4 × 106J

(c) 16.8 × 106J 

(d) zero.

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1 Answer

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Correct Option (b) 8.4 × 106J

Explanation:

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