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A metallic cube of side length 1.5m and ...

A metallic cube of side length `1.5m` and of mass `3.2` metric ton is on horizontal rough sloor. The minimum horizontal force that should be applied on the cube at a height `1.2m` from that floor to turn the cube about its lower edge is

A

`1.96xx10^(3) N`

B

`4.9 xx10^(3) N`

C

`1.96 xx10^(4) N`

D

`4.9 xx10^(4)N`

Text Solution

Verified by Experts

The correct Answer is:
C
`tau_(cw)=tau_(Acw), Fxx1.2=mgxxL/2, F=1.96xx10^(4)N`
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