nakatemadina996 nakatemadina996

21-09-2021
Physics

contestada

Give any two reasons why da efficiency of any practical machine always lessthan 100%

Respuesta :

lilylancaster lilylancaster

21-09-2021

Answer:

The percentage of the work input that becomes work output is the efficiency of a machine. Because there is always some friction, the efficiency of any machine is always less than 100 percent.

Explanation:

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