A Carnot engine workds between `200^(@)C` and `0^(@)C` and `.-200^(@)C`. In both caes the working substance absorbes 4 kilocalories of heat from the source. The efficiency of first engine will beA. `(100)/(173)`B. `(200)/(473)`C. `(173)/(273)`D. `(273)/(373)`

A Carnot engine workds between `200^(@)C` and `0^(@)C` and `.-200^(@)C

1.	A Carnot engine workds between `200^(@)C` and `0^(@)C` and `.-200^(@)C`. In both caes the working substance absorbes 4 kilocalories of heat from the source. The efficiency of first engine will beA. `(100)/(173)`B. `(200)/(473)`C. `(173)/(273)`D. `(273)/(373)`
Answer» Correct Answer - B `eta=1-(T_(2))/(T_(1))`

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A Carnot engine workds between `200^(@)C` and `0^(@)C` and `.-200^(@)C`. In both caes the working substance absorbes 4 kilocalories of heat from the source. The efficiency of first engine will beA. `(100)/(173)`B. `(200)/(473)`C. `(173)/(273)`D. `(273)/(373)`

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