You Set Up A Pulley To Help You Lift Something. You Anchor The Rope At One End And Arrange A Movable Pulley To Achieve A Mechanical Advantage Of 2. By The Time You Have Lifted The Object 5m Off The Ground, How Much Rope Have You Pulled Through The Pulley?


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The answer is 5 m. The length of the rope you have pulled will be the same.

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