A perfect heat engine works on the Carnot cycle between 1000?C and 200?C. The efficiency of the engine will be

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📊 Heat Engines

Q. A perfect heat engine works on the Carnot cycle between 1000?C and 200?C. The efficiency of the engine will be

(A) 42.80%
(B) 60%
(C) 62.80%
(D) 80%

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✅ Correct Answer: (C) 62.80%

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