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in Heat and Thermodynamics by (51.2k points)
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A carnot engine takes heat from a reservoir at 627°C and rejects heat to a sink at 27°C. Its efficiency is 

(a) 3/5 

(b) 1/3 

(c) 2/3 

(d) 200/209

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1 Answer

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by (52.9k points)

Correct answer is (c) 2/3

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