WHAT ARE THE USES OF PULLEY
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The original use for pulleys is to make it easier to lift heavy items. The pulley is a simple machine made with a wheel and a rope, cord, or chain. .
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pulley is a device which multiplies the force applied by applying the same tension on two or more stings and these tensions get added up and will yield a higher force. It is basically used to lift heavy things with ease.
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