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Mark the correct statem,ents about the f...

Mark the correct statem,ents about the friction between two bodies

A

static friction is always greater than the kinetic friction.

B

coefficient of static friction is always greater than the coefficient of kinetic friction

C

Limiting friction is always greater than the kinetic friction

D

Limiting friction never less than static friction.

Text Solution

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The correct Answer is:
B, C, D
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Knowledge Check

  • Mark the correct statements about the friction between two bodies - (a) static friction is always greater than the kinetic friction (b) coefficient of static friction is always greater than the coefficient of kinetic friction (c ) limiting friction is always greater than the kinetic friction ( d) limiting friction is never less than static friction

    A
    b,c,d
    B
    a,b,d
    C
    a,c,d
    D
    a,b,d

  • Mark the correct statements about halogens.

    A
    Electron affinity of halogens is in the order `F gt Clgt Brgt I`.
    B
    HF is the strongest hydrohalic acid.
    C
    `F_(2)` has lower bond dissociation energy than `Cl_(2)`
    D
    All halogens show variable oxidation states.

  • Choose the correct statement(s) about the frictional force between two solid surfaces in contact

    A
    Static friction is a variable force
    B
    `bar f_lim = mu_s N`
    C
    Kinetic friction is self adjusting
    D
    Both (1) and (2)

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