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rahul rane Grade:
        A uniform sphere of weight w and radius 3m is being held by a string of lenght 2m attached to a frictionless wall.The tension in the string will be:
6 years ago

Answers : (1)

vikas askiitian expert
510 Points
										

let the angel made by string with verticle is @


normal reaction is perpendicular to wall and weight


tension is making angle of 90+@ with normal reaction and 180-@ with weight


now applying sune rule


   w/sin(90+@) = T/sin90 = N/sin(180-@)


  T=w/cos@..............1


now find cos@ in terms of L and R put put in eq 1

6 years ago
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