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A block of weight 100N is lying on a rou...

A block of weight `100N` is lying on a rough horizontal surface.If coefficient of friction `1/sqrt3`.The least possible force that can move the block is

A

`(100)/(sqrt3)N`

B

`100sqrt3N`

C

`50sqrt3N`

D

50N

Text Solution

Verified by Experts

The correct Answer is:
D
`F=(mu_(s)mg)/(sqrt(mu_(s)^(2)+1))`
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Knowledge Check

  • A block of mass m is placed on another block of mass M which itself is lying on a horizontal surface .The coefficient of friction between two blocks is mu_(1) and that between the block of mass M and horizontal surfece is mu_(2) What maximum horizontal force can be applied to the lower block move without separation?

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