Question

What is pulley??
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Thanks​

Answer 1

Answer:

a wheel with a grooved rim around which a cord passes, which acts to change the direction of a force applied to the cord and is used to raise heavy weights.

Explanation:

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Answer 2

Answer:

a wheel with a grooved rim around which a cord passes, which acts to change the direction of a force applied to the cord and is used to raise heavy weights.

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