A heat engine exhausts 3 000 J of heat while performing 1 500 J of useful work. What is the efficiency of the engine

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A heat engine exhausts 3 000 J of heat while performing 1 500 J of useful work. What is the efficiency of the engine

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Thanh Thu 5 years 2021-07-14T20:51:40+00:00 1 Answers 42 views 0

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  1. bonexptip
    0
    2021-07-14T20:52:45+00:00
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    efficiency=work output/work input×100

    since it exhausts(use up)3000j of heat that’s the work input and the 1500j is the work input

    efficiency=1500/3000×100

    =50%

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