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Can the coefficient of friction be great...

Can the coefficient of friction be greater than one ?

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Yes. Generally coefficient of friction between the surfaces is always less than one . But under some special conditions of friction may be greater than one .
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Knowledge Check

  • The coefficient of static friction may be

    A
    less than 1
    B
    greater than 1
    C
    equal to 1
    D
    all

  • Consider the following statements A) The coefficient of friction between two surfaces will increase if the surfaces are made rough. B) rolling friction is more than sliding friction

    A
    Both A and B are true
    B
    Both A and B are false
    C
    A is false and B is true
    D
    B is false and A is true

  • A body starts sliding down from the top of an inclined plane at an angle theta with the horizontal direction. The first one third of the incline is smooth, the next one third has coefficient of friction mu/2 and the last one third has coefficient of friction mu . If the body comes to rest at the bottom of the plane then the value of mu is

    A
    `(tantheta)/2`
    B
    `(3tantheta)/2`
    C
    `tantheta`
    D
    2tantheta`

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    What happens to the coefficient of friction if the weight of the body is doubled ?

    What happens to the coefficient of friction, if the weight of the body is doubled ?

    What happens to the coefficient of friction if the weight of the body is doubled ?

    What happens to coefficient of friction if the weight of the body is doubled?

    An engine of one metric ton is going up an inclined plane, 1 in 2 at the rate of 36 kmph. If the coefficient of friction is 1//sqrt(3) , the power of engine is

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