The of a machine is the percent of input work that becomes output work

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Social Studies

Elyse Small

9 December, 16:27

The of a machine is the percent of input work that becomes output work

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Mila Summers · Answer 1

Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work). The output work is always less than the input work because some of the input work is used to overcome friction. Therefore, efficiency is always less than 100 percent.

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