Physics, asked by Anonymous, 5 months ago

Give two reasons why the efficiency of a single movable pulley system is not 100%?

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Answered by ItzSmartavinay

5

Answer:

The efficiency of a single movable pulley system is not 100% this is because (i)The friction of the pulley bearing is not zero , (ii)The weight of the pulley and string is not zero.

Answered by duttrameshwar1977

0

Answer:

give two reasons why the efficiency of a single movable Pulley system in is not 100%

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