Question

A ball is thrown vertically upwards with a velocity U calculate the velocity with which it falls to the earth again . Also prove that body falls back with same velocity

Answer 1

Answer:

It is a free fall therefore, only force acting on it is gravity

Value of gravitational acceleration= 9.8m/s^2 and is constant on earth

so body falls with same velocity i.e 9.8m/s^2.

HENCE PROVED!!!!!

HOPE THIS HELPS YOU