Physics, asked by sumit3rai345pe2ksp, 11 months ago

The efficiency of a machine is never 100%.

Answers

Answered by RSANISH

compound machines have low mechanical efficiencies because they have more moving parts and thus more friction to overcome .Machines are not 100 percentage efficiency some of the work done by a machine is used to overcome friction .so work output is always less than work input.

Answered by boppudilakshmi9

Answer:

The above answer is fully correct

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