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Three designs are proposed for an engine operating between 500 K and 300 K For...

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Three designs are proposed for an engine operating between 500 K and 300 K For 1 kcal of heat input design A claims to produce 3000 J of work design B claims to produce 2000 J of work and design C claims to produce 1000 J of work The design which is possible is a A only c All b B only d C only

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