Gucci8119 Gucci8119

02-07-2021
Physics

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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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mwabamwaba2004 mwabamwaba2004

02-07-2021

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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