Question

what is meant by a pulley​

Answer 1

Answer:

pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable or belt, or transfer of power between the shaft and cable or belt.

Answer 2

Explanation:

A combination of such wheels, used to increase the mechanical advantage. ... A machine consisting of a wheel over which a pulled rope or chain runs to change the direction of the pull used for lifting a load. Combinations of two or more pulleys working together reduce the force needed to lift a load.