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akash kashyp Grade: Upto college level
        

a horizontal force f=mg/3 is applied on the upper surface of a uniform cube of mass m and side a which is resting on rough horizontal surface having k=1/2(friction co eff)the distance between lines of action of mg and normal reaction is

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear akash


 


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maximum static friction force=mg/2 >mg/3


so only mg/3 static friction force will act


N=mg


moment balance about the center of the cube.


mg/3 *a/2  +mg/3 *a/2 = mg*0 +N *x


x=a/3





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Badiuddin

7 years ago
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