Physics, asked by dilliprasaddhakal528, 7 months ago

Why an machine cannot have 100% efficiency ?

Answers

Answered by Anonymous

8

Explanation:

Machine Efficiency

The output work is always less than the input work because some of the input work is used to overcome friction. Therefore, efficiency is always less than 100 percent. ... Some of the force applied to moving the furniture must be used to overcome the friction with the ramp.

Answered by maheshgosai1126

4

Answer:

The output work is always less than the input work because some of the input work is used to overcome friction. Therefore, efficiency is always less than 100 percent. ... Some of the force applied to moving the furniture must be used to overcome the friction with the ramp .

Explanation:

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