Three balls A, B and C of the same mass '
m' are placed on a frictioneless horizontal plane in a straight line as shown. Ball A is moved with velocity
u towards the middle ball
B. If all the collisions are elastic, find the final velocities of all the balls.
![995517_20baeaa0c05845668818bfeb36845638.PNG](https://search-static.byjusweb.com/question-images/toppr_ext/questions/995517_20baeaa0c05845668818bfeb36845638.PNG)