Gravitation class 11 notes For Neet | Master notes

Keywords: Gravitation Class 11, Gravitation Class 11 Notes, Master notes

Welcome to Master notes, your trusted source for free educational resources. In this blog post, we’re embarking on an exciting journey through “Gravitation,” an essential topic for Class 11 students. Let’s explore the wonder of celestial motion, universal attraction, and the secrets of gravity in a friendly and engaging manner.

Gravitation class 11 notes

The Universal Force

Before we dive into the world of Gravitation, let’s start with the basics.

What is Gravitation?

Gravitation is the force of attraction that exists between every particle in the universe with mass. It’s what keeps us grounded, the planets in their orbits, and stars in the sky. Simply put, it’s the universal force that governs our cosmos.

The Law of Universal Gravitation

At the heart of Gravitation lies Newton’s Law of Universal Gravitation, a groundbreaking discovery.

Sir Isaac Newton

In the late 17th century, Sir Isaac Newton, a brilliant English scientist, changed the way we perceive the universe. His law describes how every object in the universe attracts every other object with a force that depends on their masses and the distance between them.

The Equation

We’ll explore the equation F = G * (m₁ * m₂) / r², where ‘F’ is the gravitational force, ‘G’ is the universal gravitational constant, ‘m₁’ and ‘m₂’ are the masses of the two objects, and ‘r’ is the distance between them. This simple equation has profound implications for celestial bodies and everyday objects on Earth.

Gravity on Earth

Let’s bring things closer to home and explore the effects of gravity on our planet.

Weight and Mass

While often used interchangeably, ‘weight’ and ‘mass’ are not the same. We’ll clarify the distinction between the two and explain how your weight on Earth depends on the gravitational force acting on you.

Acceleration Due to Gravity

You’ll discover the acceleration due to gravity, often denoted as ‘g.’ This is a critical value used in various physics calculations.

Celestial Gravitation

Gravitation’s influence extends far beyond our planet. It’s the force that shapes our universe.

Planetary Motion

We’ll delve into the fascinating world of planetary motion, explaining how the balance between the gravitational force and centripetal force keeps planets in stable orbits around the Sun.

Tides: The Dance of the Oceans

Tides are a mesmerizing result of lunar and solar gravitational forces on Earth’s oceans. We’ll explain the science behind these rhythmic natural phenomena.

Gravitation class 11

The Curvature of Space-Time

Gravitation is not just about forces; it’s also about the curvature of space-time, as Albert Einstein revealed in his theory of General Relativity.

Einstein’s Theory

We’ll introduce you to Einstein’s revolutionary idea that mass and energy warp the fabric of space-time. This theory has led to a deeper understanding of gravitational phenomena.

Black Holes and Cosmology

Einstein’s theory opened the door to mind-boggling concepts like black holes and the expanding universe. We’ll touch on these topics and their connection to gravitation.

Practical Applications

Gravitation isn’t just an abstract concept; it has practical applications in our everyday lives.

Space Exploration

We’ll explore how an understanding of gravitation is vital for planning space missions, launching satellites, and exploring other celestial bodies.

GPS Technology

The global positioning system (GPS) relies on the principles of Gravitation to provide accurate location data for a multitude of applications.


As you dive into the captivating world of Gravitation, remember that this knowledge is your key to comprehending the universe’s inner workings. Whether you’re gazing at the stars, taking a physics class, or using GPS to navigate, the principles of Gravitation are always at play.

At MasterNotes, we’re here to support your learning journey with our Class 11 notes on Gravitation. So, embrace the wonders of celestial motion and universal attraction with enthusiasm. Your adventure into the cosmos has just begun, and we’re here to guide you every step of the way.

Happy exploring!

Keywords: Gravitation Class 11, Gravitation Class 11 Notes, Master notes

About Author

Name – Ankita

Teacher Name – Dinesh Kumar

S.NO Name of Chapter View
1.Physical WorldClick
2.Units and MeasurementsClick
3.Motion in a Straight LineClick
4.Motion in a PlaneClick
5.Laws of MotionClick
6.Work, Energy and PowerClick
7.System of Particles and Rotational MotionClick
9.Mechanical Properties of SolidsClick
10.Mechanical Properties of FluidsClick
11.Thermal Properties of MatterClick
13.Kinetic TheoryClick
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