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A solid sphere of mass  is lying at rest on a rough horizontal surface. The coefficient of friction between the ground and sphere is The maximum value of  so that the sphere will not slip, is equal to

a)

b)

c)

d)



Question ID - 100310 | SaraNextGen Top Answer

A solid sphere of mass  is lying at rest on a rough horizontal surface. The coefficient of friction between the ground and sphere is The maximum value of  so that the sphere will not slip, is equal to

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

As sphere is rolling we can apply torque equation about point of contact (about

 (acceleration of cm)

Equation of translatory motion

…(i)

For no sliding,

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