A ball A moving with certain velocity along the positive x

Last updated: 6/14/2023

A ball A moving with certain velocity along the positive x axis collides with a stationary ball B After collision their directions of motion make angles a and with the x axis The possible values of a and Bare 1 a 30 and B 45 2 a 90 and 120 3 0 and 30 4 a 45 and 0 X