Monikalimbu Monikalimbu
  • 01-05-2019
  • Physics
contestada

the value of efficiency is never 100% or more in practice. why​

Respuesta :

MuhammadSaqib MuhammadSaqib
  • 01-05-2019

Answer: Because of presence of friction in most cases as friction exists in ever machine/body, so whenever it works, friction causes heat and sound energy as well, hence, proving that a system cannot be 100% efficient due to friction.

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