The mechanical advantage of an ideal single movable pulley is :

(a) 1 (b) 2

(c) less than 2 (d) less than 1.

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Solution

(b) 2

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Similar questions

In a single fixed pulley, the velocity ratio is always less than the mechanical advantage.

What is the mechanical advantage of a single movable pulley in the ideal case?

Give reasons for the following :

(a) In a single fixed pulley, the velocity ratio is always more than the mechanical advantage.

(b) The efficiency of a movable pulley is always less than $100 %$ .

(d) The lower block of a block and tackle pulley system must be of negligible weight.

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