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sxdsouls:
Percy pulls on a rope that is held up by a pulley, like the one shown. The pulley is near the ceiling, and the other end of the rope is attached to a crate. Percy applies 75 N of force to the rope, and the rope lifts the crate by applying a force of 75 N. What is the mechanical advantage of the machine? 0 1 150 5625
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Idk im sorry
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