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Let F,FN and f denote the magnitudes of ...

Let `F,F_N and f` denote the magnitudes of the contact force, normal force and the friction exerted by one surface on the other kept in contact. If none of these is zero,

A

`FgtF_N`

B

`Fgt1`

C

`F_N gtf`

D

`F_N-fltFltF_N+f`.

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

  • The magnitude of static frictional force f_s lies between

    A
    `0 lt= f lt= mu_s N`
    B
    `0 gt= f gt= mu_s N`
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    A
    `1:1`
    B
    `1:2`
    C
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    D
    `1:3`

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