What is pulley ?how does using a pulley make our work easier – InterviewSolution

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1.	What is pulley ?how does using a pulley make our work easier
Answer» The pulley, a SIMPLE machine, helps to perform work by changing the direction of forces and making EASIER the moving of LARGE objects. ... With this TYPE of pulley — called a fixed pulley — pulling down on a rope makes an OBJECT rise off the ground. There are also movable pulleys and pulley systems.

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