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Physics

State four differences between a single fixed pulley and a single movable pulley.

Machines

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Answer

Single fixed pulleySingle movable pulley
It is fixed to a rigid support.It is not fixed to a rigid support.
Its ideal mechanical advantage is 1.Its ideal mechanical advantage is 2
Its velocity ratio is 1.Its velocity ratio is 2.
The weight of pulley itself does not affect its mechanical advantage.The weight of pulley itself reduces its mechanical advantage.
It is used to change the direction of effort from upwards to downwards.It is used as a force multiplier.

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