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A body of mass 2kg is lying on a rough inclined plane of inclination 30degree.Find the magnitude of force parallel to incline needed to make block move (a) up the incline (b) down the incline.cofficient of static friction=0.2

A body of mass 2kg is lying on a rough inclined plane of inclination 30degree.Find the magnitude of force parallel to incline needed to make block move (a) up the incline (b) down the incline.cofficient of static friction=0.2

Grade:11

1 Answers

Vinayak Gupta
56 Points
10 years ago


(A)

FORCE REQUIRED =

2*10*1/2 + 2*10*(3^1/2)/2

10(1+3^1/2).

(B)

FORCE REQUIRED =

10(3^(1/2)-1)

 

 

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