Physics, asked by javedkhan1890, 1 year ago

a Carnot engine is made to work 200°C and 0°C first and then become 0°C and -200C the ratio of efficiency of the heat engine In two xases

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Answered by govindsharmazerofour

15

it should be the answer

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Answered by shaminiAR

14

Answer:

Ratio of efficiencies is 1 : 1.73

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