abhinavbro03
abhinavbro03 abhinavbro03
  • 26-05-2017
  • Physics
contestada

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

Respuesta :

Peyton1775 Peyton1775
  • 26-05-2017
because machines tend to have programming errors of some kind
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psirockin2
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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