abhinavbro03 abhinavbro03

26-05-2017
Physics

contestada

The efficency of a practical machine is less than 100% why?

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Peyton1775 Peyton1775

26-05-2017

because machines tend to have programming errors of some kind

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psirockin2 psirockin2

26-05-2017

the output is always smaller than the input due to friction, therefore efficiency is always less than 100%

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