additional pulleys

What Is The Mechanical Advantage Of Three Pulleys?

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What Is The Mechanical Advantage Of Three Pulleys? Here we have a 3:1 mechanical advantage. First one end of the rope is attached directly to the load, this is then passed around an anchored pulley (pulley B) and returns back to the load where it is passed through pulley A which has been fixed to

How Do Pulleys Give You A Mechanical Advantage?

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How Do Pulleys Give You A Mechanical Advantage? Well, pulleys help us by changing the direction of the force we use to lift an object. … The real mechanical advantage of a pulley is in using many pulleys at once. Using multiple pulleys decreases the amount of force necessary to move an object by increasing