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A Carnot engine is operating between temperatures 270C and 1270C. Energy received by the engine per second is 40 kJ. Then power out put of the engine is

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answer is 3.

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Detailed Solution

η=1−273+27273+127=1-300400=14∴ Out put PowerIn put power=14 Pout40 kW=14⇒Pout=10 kW

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