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QWhat is a gear?

ID: #8477 Laws of motion 173 views
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#8477Q ID
ModerateDifficulty
Laws of motionTopic
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  • A A circular wheel with teeth around its rim ✔ ✖
  • B A rectangular wheel with spikes around its rim ✔ ✖
  • C A triangular wheel with holes around its rim ✔ ✖
  • D A square wheel with stripes around its rim ✔ ✖
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Explanation

A gear is a mechanical component that consists of a circular wheel with teeth around its rim. It is used to transmit power and change the speed of rotation by changing the torque.

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