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The bob  simple pendulum is released when the string makes an angle of  with the vertical. It hits another bob  of the same material and same mass kept at rest on the table. If the collision is elastic

a)

Both  and  rise to the same height

b)

Both  and  come to rest at

c)

Both  and  move with the same velocity of

d)

 comes to rest and  moves with the velocity of



Question ID - 50985 | SaraNextGen Top Answer

The bob  simple pendulum is released when the string makes an angle of  with the vertical. It hits another bob  of the same material and same mass kept at rest on the table. If the collision is elastic

a)

Both  and  rise to the same height

b)

Both  and  come to rest at

c)

Both  and  move with the same velocity of

d)

 comes to rest and  moves with the velocity of

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

(d)

Due to the same mass of  and  as well as due to elastic collision velocities of spheres get interchanged after the colision

127 votes


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