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If the friction is sufficient to prevent...

If the friction is sufficient to prevent the block from sliding, then the minimum value of F for which the cube begins to topple about an edge is

A

`(2)/(3)mg`

B

`(3)/(4)` mg

C

`(1)/(2)` mg

D

mg

Text Solution

Verified by Experts

The correct Answer is:
B

Balancing torque about point 0
`mg=((a)/(2))=F ((2a)/(3))`
`F=(3)/(4)mg`
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