A platform of mass m and a counter weight of mass m M are

Last updated: 6/10/2023

A platform of mass m and a counter weight of mass m M are connected by a light cord which passes over a smooth pulley A man of mass M is standing on the platform which is at rest If the man leaps vertically upwards with velocity u find the distance through which the platform will descend Show that when the man meets the platform again both are in their original positions