acertain heat engine draws 500c from a water path 27c and rejects 400 calories are servoir at lower temperature - Psychology - What is Psychology

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acertain heat engine draws 500c? from a water path 27c?and rejects
400 calories are servoir at lower temperature what is the efficieny
of engine ?

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acertain heat engine draws 500c? from a water path 27c?and rejects 400 calories are servoir at lower temperature what is the efficieny of engine ?