SaraNextGen.Com

A boy is pushing a ring of mass 2 kg and radius 0.5 m with a stick as shown in the figure. The stick applies a force of 2 N on the ring and rolls it without slipping with an acceleration of . The coefficient of friction between the ground and the ring is large enough that rolling always occurs and the coefficient of friction between the stick and the ring is . The value of  is



Question ID - 101434 | SaraNextGen Top Answer

A boy is pushing a ring of mass 2 kg and radius 0.5 m with a stick as shown in the figure. The stick applies a force of 2 N on the ring and rolls it without slipping with an acceleration of . The coefficient of friction between the ground and the ring is large enough that rolling always occurs and the coefficient of friction between the stick and the ring is . The value of  is

1 Answer
127 votes
Answer Key / Explanation : (4) -

(4)

Note : If net force applied by the rod is considered to be 2 N

(i)

From Eqs. (i) and (ii),

From Eq. (ii),

Note: But if only normal reaction applied by the rod is considered to be 2 N

II Law

    (i)

     (ii)

127 votes


127