A light ball hits a very heavy ball at rest elastically. The light ball:

  1. sticks to the heavy ball
  2. rebounds with almost the same speed
  3. stops
  4. moves on with the same speed
Answer

B) rebounds with almost the same speed

v1 approx -u1 when m2 gg m1. SLO P-11-B-12 · Application

Physics MCQ · More Momentum and Collisions MCQs · Practise