148. Which one of the following statements is correct? (a) A machine which violates Clausius statement will violate the first law of thermodynamics (b) A machine which violates Kelvin-Plank statement will violate the first law of thermodynamics (c) A machine which violates the second law of thermodynamics will violate the first law of thermodynamics (d) A machine which violates Kelvin-Plank statement will violate the Clausius statement UPSC JWM 2017 Ans. (d) : Kelvin Plank St atement - It is impossible for a heat engine to produced net work in a complete cycle if it exchange heat only with bodies at a single fixed temperature. Clausius statement - It is impossible to construct an engine which operates in a cycle, transfer heat from cooler body to hotter body without any work input. A machine which violated Kelvin plank statement will violate the clausius statement....
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