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What is dry friction ? And what is wet f...

What is dry friction ? And what is wet friction ?

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Dry friction is the force of friction between two solid surfaces in contact Wet friction is the force of friction between a solid surface and a liquid surface .
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Knowledge Check

  • Sliding friction is ____than static friction

    A
    Smaller
    B
    Greater
    C
    Smaller as well as greater
    D
    None of these

  • On what force friction depends ?

    A
    Smoothness of surface
    B
    Roughness of surface
    C
    Shape of surface
    D
    All of the above

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