best answer > Why do we use gears 2024?- QuesHub | Better Than Quora
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  • Julian Lopez——Works at the International Finance Corporation, Lives in Washington, D.C., USA.

    Gears can increase or decrease the speed of rotation and can easily be used to reverse the direction of rotation. Another reason gears are essential is that they transmit rotational motion to a different axis. Gears are round. On the edge of the gear are teeth.read more >>
    +119962023-04-25 03:01:29

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