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.

Answer Link

Otras preguntas

PLEASE HELP ME ANSWER THIS (KHAN)
The difference in length of a spring on a pogo stick from its non-compressed length wen a teenager is jumping on it after θ seconds can be described by the func
what is y when x is 2.5
Find the least common multiple of 20 and 25.​
Please help! Offering many points! Brainliest is you can explain to me how to solve this problem.
if your cell phone rings while you are driving and you do not have a hands-free device you should
Someone answer these for brainlest?
Select the correct answer. Simplify the following expression. x^-2/3 x x^6/7 A. B. C. D.
What is output by the following program? def mult(a, b = 1, c = 1): print(a * b * c) mult(2, 5)
Given What is the rational exponent form of this expression?