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20-02-2021
Chemistry

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The efficiency of a machine cannot be 100 percentage
Justify this statment

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MarinetteKoranga3365 MarinetteKoranga3365

20-02-2021

Answer:

A machine cannot be 100 percent efficient because output of a machine is always less than input. A certain amount of work done on a machine is lost to overcome friction and to lift some moving parts of the machine.

Explanation:

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