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8 July, 02:05

Define a heat engine. Define the efficiency of a heat engine.

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  1. 8 July, 05:37
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    Answer and Explanation:

    Heat engine : Heat engine is used for converting the heat that is thermal energy into mechanical energy. The mechanical energy produced by heat engine is used for doing mechanical work

    Efficiency of heat engine : Efficiency of heat engine is defined as the fraction through which its convert the thermal energy into mechanical energy

    It is the ratio of the mechanical energy and thermal energy
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