1.

A uniform cube of side a and mass m rests on a rough horizontal table. A horizontal force F isapplied normal to one of the faces at a point that is directly above the centre of the face, at a/Заheight 4 above the base. The minimum value of F for which the cube begins to tit about theedge is (assume that the cube does not slide)mg42mg(2) 3(3) 3mg(4) mg

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