A ball is bouncing elastically with a speed 1 m/s between walls of a railway compartment of
Channel: Doubtnut
Date: 2020-08-16

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. As seen from the ground choose the correct option