Elastic head-on collision

A 0.28-kg croquet ball makes an elastic head-on collision with a second ball initially at rest. The second ball moves off with half the original speed of the fist ball. (a) What is the mass of the second ball? (b) What fraction of the original kinetic energy (Change in KE/KE) gets transferred to the second ball?

1 Answer

Rating
Still have questions? Get your answers by asking now.