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An equilateral prism of mass m rests on ...

An equilateral prism of mass m rests on a rough horizontal surface with cofficent of friction `mu`. A horizontal force F is applied on the prism as shown in the figure. If the cofficent of the friction is sufficently high so that the prism does not slide before toppling, then the minimum force required to topple the prism is

A

`(mg)/(sqrt3)`

B

`(mg)/(4)`

C

`(mumg)/(sqrt3)`

D

`(mumg)/(4)`

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The correct Answer is:
A
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