Question

what is the mechanical advantage of pulley less than 1​

Answer 1

Explanation:

The mechanical advantage in an actual pulley is less than 1 which means that the effort is more than the load. A pulley is used when the mechanical advantage is equal or less than 1 is that a pulley allows us to apply the effort downwards i.e in a convenient direction.

Answer 2

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The mechanical advantage (MA) of a pulley system is equal to the number of ropes supporting the movable load. We know from other lessons on simple machines that to gain a greater mechanical advantage, there is a trade-off