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Rolling friction is:...

Rolling friction is:

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When one body rolls over the surface of another body the resistance to its motion is called rolling friction.
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Knowledge Check

  • Friction is a :

    A
    contact force
    B
    non-contact force
    C
    magnetic force
    D
    none of the above

  • Sliding friction is ............... than rolling friction.

    A
    less
    B
    more
    C
    equal
    D
    can't say.

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    Arrange coefficient of limitin friction (mu_1) ,coefficient of kinetic friction (mu_k) and coefficient of rolling ffriction (mu_r) in scending order.

    Sliding friction is larger than static friction.

    Fill in the blanks. Sliding friction is ………………… than the static friction.

    Fill in the blanks Slinding friction is ………….than the static friction.

    Explain why is sliding friction is always less than the static friction.

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