Second Law of Motion
Second Law of Motion: Overview
This Topic covers sub-topics such as Momentum, SI Unit of Mass, SI Unit of Momentum, Second Law of Motion, Examples of Newton's Second Law of Motion, Pseudo Force, Change in Momentum and, Mathematical Formulation of Second Law of Motion
Important Questions on Second Law of Motion
If the force applied on an object is doubled and mass to half. What will be the ratio of its accelerations?

What is the relationship between force and acceleration of a body?

Identity the pseudo force from these forces


What is a kilogram-meter per second?


Can we calculate the momentum of a body if its initial and final momentum are given? Justify.

Can we calculate momentum if mass and velocity are known? Justify.

In a rocket of mass fuel is consumed at a rate of . The velocity of the gases ejected from the rocket is . The thrust on the rocket is

At a place where the acceleration due to gravity is a force of acts on a body of mass initially at rest. The velocity of the body after second is

At a place where the acceleration due to gravity is a force of acts on a body of mass initially at rest. The velocity of the body after second is

A car rolls down a hill with an acceleration of . If the mass of the car is , calculate the unbalanced force that acts on the car.

Which of the following is the correct relation?

What is the SI unit of mass?

The equation relating the force mass and acceleration is:

The acceleration produced by a force of acting on a mass of in is:


Calculate the force needed to speed up a car with a rate of , if the mass of the car is .

Calculate the momentum of a bullet of when it is fired from a gun with a velocity of ?

Mathematical formulation of second law of motion is given as:
