Free Fall
Free Fall: Overview
In this topic, we will study the concept of free fall with various examples. It derives the value of gravitational force and explains how to solve questions. It also describes the motion of objects under the influence of gravitational force of the Earth.
Important Questions on Free Fall
At the start of motion, an object under free fall will have :

A body falling from rest from a height h will have a velocity of :

Any motion of a body where gravitational force is the only force acting on that body is called _____.

A body is said to be in free fall, when only the _____ force acts on it.

A body is said to be in free fall, when only the _____ force acts on it.

The motion of an object where gravity is the only force acting upon it is known as

An object is thrown vertically upwards. Acceleration of the object remains same as it goes up.

Where is the accelerations due to gravity maximum? (at poles/at equator)

An object thrown vertically upwards reaches a height of . How much time (in ) will the object take to come back to the earth?

An object thrown vertically upwards reaches a height of . What was its initial velocity (in )?


Two objects of different masses falling freely near the surface of moon would



When a body is thrown upwards, then time of ascend = time of _____.

On what factors does value of '' depend?
(Choose from the following: Mass and radius of the body / Mass and radius of the Earth / Only mass of the Earth/ Only mass of the body)

Who experimentally confirmed Galileo's statement that feather falls slowly than coin due to air resistance?

How does '' vary with change in altitude above the earth's surface?

In which direction does the acceleration due to gravity on a planet act?

What would be the final velocity of a body thrown upwards with a particular velocity?
