Recent content by mridulag

is it then 1st option be correct .Will the ball will retain its velocity 1m/s unjustyfyng option b?. IN answer sheet b,c,d options are given correct

given below is a more than one choice type MCQ, A ball is bouncing elastically with a speed 1 m/s between walls of a railway compartment of size 10 m in a direction perpendicular to walls. The train is moving at a constant velocity of 10 m/s parallel to the direction of motion of the ball...