Question

a train moves with a velocity of 30 ms^-1.A boy on the upper berth drops a ball of mass 100 g ,the K.E of the ball with respect to i)a person on the ground and ii)for person sitting in the train at the time of dropping​

Answer 1

Answer:

train moves with a velocity of 30 ms^-1.A boy on the upper berth drops a ball of mass 100 g ,the K.E of the ball with respect to i)a person on the ground and ii)for person sitting in the train at the time of dropping