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# CBSE Class 11 Physics Revision Notes

JEE Mains & Advanced

All the CBSE Class 11 Physics Notes are also available in the PDF format on the official website of eSaral. Once you download these notes in PDF, you do not need an internet connection to go through the notes for a quick revision. These 11th class 11 Physics notes pdf can also be printed as a hard copy to have an additional mode of revising all your chapters easily. These notes are designed keeping in mind the understanding level of Class 11th students; so you will get clarification at the concept level so that they do not need to mug up the solutions. The Physics Notes for Class 11 by our expert teacher prepares you better for your exams as you will be able to manage your time well and deal with stressful exam environments more efficiently with these solutions in your hands.

## CBSE Class 11 Physics Weightage 2024-25

 Units Unit Name Marks Unit - I Physical World and Measurement 23 Chapter–2: Units and Measurements Unit - II Kinematics Chapter–3: Motion in a Straight Line Chapter–4: Motion in a Plane Unit - III Laws of Motion Chapter–5: Laws of Motion Unit - IV Work, Energy and Power 17 Chapter–6: Work, Energy and Power Unit - V Motion of System of Particles and Rigid  Body Chapter–7: System of Particles and  Rotational Motion Unit - VI Gravitation Chapter–8: Gravitation Unit - VII Properties of Bulk Matter 20 Chapter–9: Mechanical Properties of Solids Chapter–10: Mechanical Properties of Fluids Chapter–11: Thermal Properties of Matter Unit–VIII Thermodynamics Chapter–12: Thermodynamics Unit–IX Behaviour of Perfect Gases and Kinetic  Theory of Gases Chapter–13: Kinetic Theory Unit–X Oscillations and Waves 10 Chapter–14: Oscillations Chapter–15: Waves Total 70

## Overview of Revision Notes CBSE Class 11 Physics

Students of Class 11 have Physics as one of their main subjects for their boards. The subject of Physics introduces students to different concepts such as Thermodynamics, Kinematics, the Physical World & Measurements, Gravitation, Motion of Particles, Oscillation & Waves, Kinetic Theory of Gases and so many. There are important concepts, principles, functions, processes, and equations that are included in the chapters so that you can study the chapters in more detail with the help of 11th Physics Notes. Prepared by experts at esaral with vast experience in the field of Physics, these notes provide a detailed understanding of all the chapters in the Physics syllabus for students.

Solving these questions in the textbook and preparing the Physics topics properly will help you perform well in your board exams. You can download and practice from Physics Notes for Class 11 PDF in order to gain a proper understanding of the topics. These notes contain precise and step-by-step explanations of all the concepts and principles mentioned in the chapters.

## Revision Notes of Physics Class 11

Chapter 1 - Physical World

In this Revision Notes of Physics Class 11 Chapter 1, students will get acquainted with the basics of physics and its origin. The main points covered in this chapter are:

• Details on Scientific method of observation and Mathematical modelling.

• The two principal types of approaches in Physics (Unification and Reduction).

• How Physics has impacted the development of devices and the use of concepts of Physics in different facets.

• Different scopes of Physics and its categorization into two types based on the scope (Classical Physics and Modern Physics).

• Macroscopic and Microscopic phenomena in Physics.

### Chapter 2 - Units and Measurements

Physics Quick Revision Notes for Chapter 2 talks about various units of measurements and their use in measuring distance or time between multiple objects. The main topics covered in this chapter are:

• Measurement and units for fundamental quantities like length, time, etc.

• How to measure large distances using the parallax method.

• Use of an electron microscope to measure very small distances.

• Measurement of time using an atomic clock.

### Chapter 3 - Motion in a Straight Line

Our revision notes of Chapter 3 cover the important terms related to kinematics like:

• Motion in one dimension and important terms related to it.

• Rest and motion.

• Position, distance, and placement.

• Difference between speed and velocity.

### Chapter 4 - Motion in a Plane

Our Class 11 Physics revision Notes of Motion in a Plane cover the basics of motion in two dimensions. The main feature points discussed in Chapter 4 are:

• Scalar and vector - unit vector, parallel vectors.

• Addition, subtraction, and scalar multiplication of vectors

• Average and instantaneous velocity.

• Position vector and displacement.

• Projectile motion.

### Chapter 5 - Law of Motion

In our key 11th Class Physics Notes, you will understand what force is and the laws of motion. The chapter covers:

• Definition of force and basic forces.

• Newton’s law of motion.

• Linear momentum.

• Principle of conservation of momentum.

### Chapter 6 - Work, Energy, and Power

Our revision notes for Chapter 6 will give you brief of formulas and equations on Work, Power, and Energy. Your concept on the following will get cleared:

• Work and dimensions of the unit of work.

• Conservative and non-conservative forces.

• Power.

• Energy

• Kinetic energy and its relationship with momentum.

### Chapter 7 - Systems of Particles and Rotational Motion

The notes of Chapter 7 contain detailed knowledge of how the system of particles moves in our daily lives. The main focus is on the following key points:

• Kinematics of a system of particles- various types of motions like translational motion, rotational motion, and rotational plus translational motion.

• Rotational dynamics - This comprises Newtons' laws, the moment of inertia, and theorems related to these concepts.

• Angular momentum and impulse.

• Work and Energy - The work is done by a torque, kinetic energy.

• Rolling - rolling and sliding on an inclined plane.

### Chapter 8 - Gravitation

In our revision notes for gravitation, we explain the law of gravitation given by Newton and many examples and problems that will clarify this law to you. It has the following topics in detail:

• Newton’s law of gravitation

• The universal constant of gravitation (g) and variation in g based on the distance of the object above the earth’s surface

• Satellite - How a satellite is projected to form a circular orbit around a planet

• Orbital velocity

• Period of revolution of a satellite

### Chapter 9 - Mechanical Properties of Solids

Our crucial revision notes in this chapter will help you understand how even rigid bodies can be bent and stretched by applying sufficient external force. As part of this chapter, you would learn about:

• Deforming force

• Elasticity

• Stress

• Perfect elastic body

• Types of stress - Longitudinal, Tangential or shearing, Normal

• Hooke’s law

### Chapter 10 - Mechanical Properties of Fluids

Our revision notes of Physics Chapter 10 explain Pascal’s and Archimedes' principles related to fluid dynamics. Here is a synopsis of what all you would learn in this chapter:

• Fluid mechanics - fluid pressure, atmospheric pressure

• Pascal’s law

• Archimedes Principle

• Fluid dynamics - steady flow, line of flow

• The velocity of Efflux

• Bernoulli’s theorem

### Chapter 11 - Thermal Properties of Matter

The important notes of the matter's thermal properties will take you through a detailed course on heat and thermodynamics. You would learn about following rules and theorems in this chapter:

• Thermal properties of matter - temperature, heat, absolute temperature scale, and measurement of temperature

• Thermal expansion

• Heat transfer - Conduction, Convection, and Radiation

• Newton’s law of cooling

### Chapter 12 - Thermodynamics

In our revision notes of Chapter 12, students would learn about the interrelation between heat and other forms of energy. It covers the following key concepts:

• Thermal equilibrium

• Heat, work, and internal energy

• Important thermodynamic terms like static variables, equation of state, Quasi-static process

• Isothermal process

• 1st law of thermodynamics and its applications

### Chapter 13 - Kinetic Theory

These crucial notes on kinetic theory will teach students about the following important topics:

• Definition of kinetic theory

• Molecular nature of matter - Dalton’s atomic theory, Avogadro’s law, Gay Lussac’s law

• Molecular structure of solids, liquids, and gases

• The behaviour of gases and the perfect gas equation

• Deduction of Boyle’s and Charle’s Laws

### Chapter 14 - Oscillations and Waves

Our revision notes of Class 11 Chapter 14 will teach you about what oscillation is and different types of oscillations. You can learn the following in this chapter:

• Definition of oscillation and waves

• Important terms related to oscillation like amplitude, period, acceleration, etc.

• The time of simple harmonic motion

• Damped and forced oscillations

## Benefits of Class 11 Physics Notes PDF Download

• All Class 11 Physics revision notes have been explained in detail in these revision notes. The learned experts at eSaral have used simple language to get the concepts explained. You can rely on these notes to get proper guidance about the chapters and develop their knowledge.

• The notes are amazing study resources that can help you build a strong foundation in Physics subjects. You will get familiar with the concepts such as units of fundamental quantities, Newton’s laws of gravitation, Satellites, Angular Momentum, Energy, Work, and much more. The concepts have been clearly explained using different examples to make you understand better.

• The notes for class 11 Physics will help students clarify any doubts that they might have about the chapters. Students can easily refer to the revision notes and find out the areas where they need to make improvements. Thus, these class 11 Physics notes pdf  will also help them in rectifying their errors and strengthen their answering skills.

• The revision notes have been designed in a very systematic manner for the students. Thus, if you are looking for Class 11 Physics notes, you will be able to find the details right there. This makes it easier for you to access the files and get what they are looking for.

• Before the exams start, you might not have the time to go through the whole Physics textbook and learn the details one by one. You can refer to the revision notes and get details about the chapters easily and this will make sure that students are able to revise their concepts before the exams.

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