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Exams » NCERT Solutions » NCERT Solutions For Class 11 Physics: Download All Chapters Solutions PDF For 2020-21

Written byZeshan Naz | 18-12-2020 | Leave a Comment

NCERT Solutions For Class 11 Physics: Download All Chapters Solutions PDF For 2020-21

ncert solutions for class 11 physics

NCERT Solutions For Class 11 Physics 2020-21: Embibe brings you the latest Class 11 NCERT Solutions for Physics which can be downloaded for free. These solutions cover all the chapters of NCERT Class XI Physics textbook.

NCERT Class 11 Physics Solutions provided here are 100% accurate and prepared as per the latest CBSE curriculum and marking scheme. In this article, we will provide the Class 11 Physics chapter wise solutions links so that you can download them as per your needs. You can easily download these NCERT Solutions as PDFs so that you can refer to them anytime you want and carry on with your preparation. Read on to know more and download CBSE NCERT Solutions for Class 11 Physics (All Chapters).

PRACTICE CLASS 11 PHYSICS QUESTIONS NOW

NCERT Solutions For Class 11 Physics: Chapter-wise Solutions

CBSE NCERT Solutions for Class 11 Physics act as the best study material for students as it helps them in their studies while they advance through the syllabus. We have arranged the solutions in a chapter-wise format so that students can download the solutions for the chapter they are preparing or solving questions for. You can check the list below:

  • NCERT Solutions for Class 11 Physics Chapter 1: Electric Charges and Field
  • NCERT Solutions for Class 11 Physics Chapter 2: Electrostatic Potential and Capacitance
  • NCERT Solutions for Class 11 Physics Chapter 3: Current Electricity
  • NCERT Solutions for Class 11 Physics Chapter 4: Moving Charges and Magnetism
  • NCERT Solutions for Class 11 Physics Chapter 5: Magnetism and Matter
  • NCERT Solutions for Class 11 Physics Chapter 6: Electromagnetic Induction
  • NCERT Solutions for Class 11 Physics Chapter 7: Alternating Current
  • NCERT Solutions for Class 11 Physics Chapter 8: Electromagnetic Waves
  • NCERT Solutions for Class 11 Physics Chapter 9: Ray Optics and Optical Instruments
  • NCERT Solutions for Class 11 Physics Chapter 10: Wave Optics
  • NCERT Solutions for Class 11 Physics Chapter 11: Dual Nature of Radiation and Matter
  • NCERT Solutions for Class 11 Physics Chapter 12: Atoms
  • NCERT Solutions for Class 11 Physics Chapter 13: Nuclei
  • NCERT Solutions for Class 11 Physics Chapter 14: Semiconductor Electronics – Materials, Devices, and Simple Circuits
  • NCERT Solutions for Class 11 Physics Chapter 15: Communication Systems

NCERT Solutions for 11th Class Physics provided here can be downloaded by anyone without spending a penny. In order to download these solutions, all you need to do is click on the links provided above and get on to downloading chapter-wise Class 11 Physics NCERT solutions.

List Of Deleted Topics In CBSE Class 11 Physics For 2020-21

Due to the pandemic, the officials have reduced the CBSE Class 11 Physics syllabus up to 30%.

So, candidates who are preparing for the Class 11 exams can exclude those topics in CBSE Class 11 Physics NCERT Solutions and prepare for the exams. The list of topics that are deleted are tabulated below:

Chapter NameList Of Deleted Topics
Chapter 1: Physical World Physics scope and excitement, nature of physics laws, Relation between physics, technology, and society
Chapter 3: Motion in a Straight line The frame of reference, position and time graph, speed and velocity
Chapter 5: Laws of Motion Concept of force, inertia, Newton’s first law of motion, momentum, Newton’s second law of motion, impulse, and Newton’s third law of motion.
Chapter 7: System of Particle and Rotational Motion Statements of parallel and perpendicular axis theorems and their applications.
Chapter 8: Gravitation Kepler’s laws of planetary motion, acceleration due to gravity.
Chapter 9: Mechanical Properties of Solids Elastic behaviour, Shearing modulus of rigidity, Poisson’s ratio, and elastic energy
Chapter 11: Thermal Properties of Matter Heat, temperature, heat transfer: conduction, convection, and radiation.
Chapter 12: Thermodynamics Heat engine and refrigerator
Chapter 15: Waves Fundamental modes and harmonics, Doppler effect

Why Refer To NCERT Solutions For Class 11 Physics?

CBSE Class 11 Physics NCERT Solutions provided by us have been carefully created by subject matter experts keeping in mind the latest CBSE curriculum and NCERT guidelines. We have provided you with solutions for Class 11 Physics (All Chapters) as PDFs so that you can use them offline.

NCERT Physics Class 11 Solutions contain answers to every chapter end exercise questions. The solutions are supported with diagrams whenever necessary for a better understanding of the students. We have also provided some preparation tips, how to use the solutions which will help students in passing Class 11 exam with flying colors.

Benefits Of CBSE NCERT Solutions For Class 11 Physics

The NCERT Class 11 Science Physics solution provided here will be of great help to students:

  1. Better Understanding of Related Concepts: The detailed Class 11 Physics Solutions will help you get a better understanding of the topics.
  2. Acts as a Reference for Practice: In case of any doubt while practicing, students can refer to the solutions provided here. It will also help in a quick revision of the entire syllabus.
  3. Detailed Solutions: The detailed and step-by-step solutions provided here will help students improve their problem-solving abilities.
  4. Helps in Getting Hold of the Subject: Through these solutions, you will be able to understand the whole subject better.
  5. Helpful in Competitive Examinations: These solutions will also help if you are preparing for competitive examinations such as NEET and JEE.

NCERT Solutions For Class 11 Physics: Chapter Descriptions

Let us have a look at what each of the chapters in the NCERT syllabus of Class 11 Physics deals with:

NCERT Solutions For Class 11 Physics Chapter 1: Physical World

This chapter, Physical World, is an introductory chapter that gives an overview of what exactly Physics is and how it tries to explain the various physical phenomena in terms of a few concepts and laws. The chapter then deals with various branches of Physics – Classical Physics and Quantum Physics – and what they are about. You will also get to know about the relationship between Physics, technology, and society.

Download – NCERT Solutions for Class 11 Physics Chapter 1 PDF

NCERT Solutions For Class 11 Physics Chapter 2: Units & Measurement

In this chapter, you will learn how various physical quantities are measured. In order to measure physical quantities, a certain basic, internationally accepted reference standard is chosen. This reference is called a unit. Measurement involves a comparison of the physical quantity with this unit. There are fundamental units and derived units (which can be expressed as a combination of the fundamental units).

Download – NCERT Solutions for Class 11 Physics Chapter 2 PDF

NCERT Solutions For Class 11 Physics Chapter 3: Motion In A Straight Line

This chapter starts by defining what exactly motion is – the change of position of an object with time – and then goes on to describe the motion of an object in a straight line. This is also called rectilinear motion. Various terms related to Rectilinear Motion – position, path length, displacement, average and instantaneous velocity and speed, acceleration are explained with necessary graphs and equations. You will also get to learn about kinematic equations for uniformly accelerated motion and relative velocity.

Download – NCERT Solutions for Class 11 Physics Chapter 3 PDF

NCERT Solutions For Class 11 Physics Chapter 4: Motion In A Plane

In this chapter, you will get to know about the motion of an object in a plane, i.e. in two dimensions and its measurement. To start with, you will be introduced to scalars (quantities that have only magnitude) and vectors (quantities that have both magnitude and directions). You will learn about the multiplication of vectors by real numbers as well as the graphical methods of vector addition and subtraction. This will be followed by the resolution of vectors and the analytical method of vector addition.

Download – NCERT Solutions for Class 11 Physics Chapter 4 PDF

NCERT Solutions For Class 11 Physics Chapter 5: Laws Of Motion

This chapter explains what causes motion. You will be introduced to the law of inertia followed by Newton’s first, second, and third law of motion. With detailed examples, you will get a clear idea about how objects move, what is force, the direction of force, and the resulting motion, the effect of gravitation, etc. The chapter also explains what momentum is and the conservation of momentum followed by the concept of equilibrium wherein the net force acting on a body is zero.

Download – NCERT Solutions for Class 11 Physics Chapter 5 PDF

NCERT Solutions For Class 11 Physics Chapter 6: Work, Power & Energy

In this chapter, you will get to learn about work, power, and energy, three very commonly used terms, from a scientific point of view, and the relationship between these three physical quantities. With the Work-Energy Theorem derived from equations learned in previous chapters, you will get a clear definition of work. You will learn about the two types of energy – kinetic and potential energy.

Download – NCERT Solutions for Class 11 Physics Chapter 6 PDF

NCERT Solutions For Class 11 Physics Chapter 7: Systems Of Particles & Rotational Motion

This chapter deals with the theoretical and mathematical aspects of the motion of extended bodies. Various concepts, like center of mass and motion of center of mass, the linear momentum of a system of particles, vector product of two vectors, angular velocity and its relation with linear velocity, torque and angular momentum, the equilibrium of a rigid body, moment of inertia, theorems of perpendicular and parallel axes are explained in details along with examples, diagrams, and graphs.

Download – NCERT Solutions for Class 11 Physics Chapter 7 PDF

NCERT Solutions For Class 11 Physics Chapter 8: Gravitation

We all know that gravitation is what causes all objects to fall towards the earth. In this chapter, you will have an advanced understanding of the gravitational force and various concepts related to it. You will start with Kepler’s laws which will be followed by the universal law of gravitation, the gravitational constant, acceleration due to gravity of the earth, acceleration due to gravity below and above the surface of the earth and gravitational potential energy. 

Download – NCERT Solutions for Class 11 Physics Chapter 8 PDF

NCERT Solutions For Class 11 Physics Chapter 9: Mechanical Properties Of Solids

You have learned that the motion of a body depends on how mass is distributed within the body. However, your understanding was restricted to a simpler situation of rigid bodies – you have studied the motion of rigid bodies wherein the hard solid body has a definite shape and size. However, in real life, bodies, even a rod of iron is not rigid in the truest sense of the word – it can be bent, stressed, or compressed. So, in this chapter, you will learn about such mechanical properties of solid objects.

Download – NCERT Solutions for Class 11 Physics Chapter 9 PDF

NCERT Solutions For Class 11 Physics Chapter 10: Mechanical Properties Of Fluids

Liquids and gases are called fluids as they can flow. In this chapter, you will learn about some basic physical properties of fluids. The chapter also deals with how fluids are different from solids, the similarities, and differences between liquids and gases, etc. The chapter starts off with the concept of pressure and then explains various concepts, like streamline flow, Bernoulli’s principle, viscosity, and surface tension. All these concepts are explained in detail with diagrams, equations, and numerical problems.

Download – NCERT Solutions for Class 11 Physics Chapter 10 PDF

NCERT Solutions For Class 11 Physics Chapter 11: Thermal Properties Of Matter

We all use the two terms, ‘heat’ and ‘temperature’ in our day-to-day life. This chapter gives a careful and scientific explanation of these two terms. Starting off with the definition of heat and temperature, the chapter explains how temperature is measured. This is followed by the ideal gas equation and the concept of absolute temperature. Then you will learn about the thermal expansion of matter – how solid, liquid, and gas expand with temperature.

Download – NCERT Solutions for Class 11 Physics Chapter 11 PDF

NCERT Solutions For Class 11 Physics Chapter 12: Thermodynamics

In this chapter, you will learn about the laws that govern thermal energy and study the processes where work is converted into heat and vice versa. The chapter starts off with the concept of thermal equilibrium followed by the Zeroth law of Thermodynamics. You will then learn how heat and work in thermodynamics help in energy transfer to a system resulting in a change in its internal energy.

Download – NCERT Solutions for Class 11 Physics Chapter 12 PDF

NCERT Solutions For Class 11 Physics Chapter 13: Kinetic Theory

This chapter deals with this theory and starts off by explaining the molecular nature of matter and the behavior of gases. You will then study the kinetic theory of an ideal gas and the law of equipartition of energy. You will then move on to the specific heat capacity of monatomic gases, diatomic gases, polyatomic gases, solids, and water. Lastly, you will learn about the mean free path.

Download – NCERT Solutions for Class 11 Physics Chapter 13 PDF

NCERT Solutions For Class 11 Physics Chapter 14: Oscillations

In this chapter, you will learn about a new type of motion – oscillations or oscillatory motion – the to and fro motion of an object about a mean position (Ex: the motion of a pendulum). Also called vibrations, this is a very important concept that is important to understand various physical processes.

Download – NCERT Solutions for Class 11 Physics Chapter 14 PDF

NCERT Solutions For Class 11 Physics Chapter 15: Waves

Here, you will study the oscillatory motion in a system or a collection of objects, for example, a material medium. You will be introduced to waves which are patterns that move without the actual physical transfer of matter as a whole. You will get to know about transverse and longitudinal waves, displacement relation in a progressive wave, and the speed of a traveling wave. The principle of superposition of waves and reflection of waves will also be explained. 

Download – NCERT Solutions for Class 11 Physics Chapter 15 PDF

Preparation Tips For CBSE Class 11 Physics

Class 11 Physics is way more different than previous classes. The concepts are much more advanced versions of what you studied in Class 10. Each chapter here brings in a lot of concepts, theories, formulas, etc., and hence, requires a strategic approach.

  1. To ace the subject, you must first understand the concepts in-depth and know how to approach a particular theory or question. Since most of the formulas are based on theorem and can be easily derived, they must be at your fingertips. Preparing a theorems and formula sheet helps a lot in the learning process.
  2. Once you have completed a chapter start solving the intext and exercise question. You can take the help of NCERT Solutions for Physics provided by us as a reference guide.
  3. Rest everything depends on your commitment to the subject and your dedication.

If you keep the above things in mind and follow them, you are good to go. And not to forget we also provide free Class 11 Physics Practice Questions with solutions that will improve your problem-solving abilities.

Important Questions For Class 11 Physics

Some important questions for CBSE Class 11 Physics are as under:

Question 1: Explain clearly, with examples, the distinction between the magnitude of displacement (sometimes called distance) over an interval of time, and the total length of path covered by a particle over the same interval.

Question 2: Derive expressions for velocity and acceleration for uniform circular motion.

Question 3: A body of mass 0.40 kg moving initially with a constant speed of 10 ms-1to the north is subject to a constant force of 8.0 N directed towards the south for 30 s. Take the instant the force is applied to be t = 0, the position of the body at that time to be x = 0, and predict its position at t= -5 s, 25 s, 100 s.

Question 4: A ball is dropped from the height h1 and if rebounces to a height h2. Find the value of the coefficient of restitution?

Question 5: Four particles of mass 1kg, 2kg, 3kg, and 4kg are placed at the four vertices A, B, C, and D of a square of side 1m. Find the position of the center of mass of the particle.

Question 6: A body weighs 63 N on the surface of the earth. What is the gravitational force on it due to the earth at a height equal to half the radius of the earth?

Question 7: A stone is dropped from the top of a cliff and is found to ravel 44.1m diving the last second before it reaches the ground. What is the height of the cliff?

Question 8: Ganesh went on his bike from Delhi to Gurgaon at a speed of 60km/hr and came back at a speed of 40km/hr. what is his average speed for the entire journey?

Question 9: A body cools from 80 °C to 50 °C in 5 minutes. Calculate the time it takes to cool from 60 °C to 30 °C. The temperature of the surroundings is 20 °C.

Question 10: Derive the equation of state for adiabatic change?

Question 11: Briefly describe a Carnot cycle and derive an expression for the efficiency of Carnot cycle?

Question 12: Two perfect gases at absolute temperature T1 and T2 are mixed. There is no loss of energy. Find the temperature of the mixture if the masses of molecules are m1 and m2 and the number of molecules is n1 and n2?

Question 13: What is Simple pendulum? Find an expression for the time period and frequency of a simple pendulum?

Question 14: A pipe 20 cm long is closed at one end. Which harmonic mode of the pipe is resonantly excited by a 430 Hz source? Will this source be in resonance with the pipe if both the ends are open?

FAQs On NCERT Solutions For Class 11 Physics

Below are some frequently asked questions that students generally search:

Q: From where can I download NCERT Solutions for Class 11 Physics?

A: Students looking for NCERT solutions can download the chapter-wise solutions PDF from this article.

Q: Why should I opt for NCERT Solutions for Class 11 Physics?

A: There will be moments while revising or preparing for a chapter when you will get stuck. At times like this, you can refer to these solutions and know exactly what to do or how to approach a question. Since the solutions are provided with detailed diagrams, you will be able to understand the concepts more effectively and excel in the subject.

Q: How many chapters are there in Class XI NCERT Physics textbook?

A: The book is divided into two parts with a total of 15 chapters. Part 1 contains 8 chapters and Part 2 contains 7 chapters.

Q: Which book is best for Class 11 Physics?

A. Concepts of Physics by HC Verma is the best book for Class 11 CBSE Physics.

Q: Is the topic Doppler Effect included for Class 11 CBSE board exams?

A. No, for the academic year of 2020-21, the officials of CBSE have decided to omit the topic Doppler Effect.

If you are preparing for the Class 11 exam, you can solve the Class 11 PCMB Practice Questions for free on Embibe. Solving these questions will prepare you not only for Class 11 exams but also for future exams, like JEE Main and NEET. All questions come with detailed solutions. 

Solve Class 11 Physics Practice Questions Now

If you are planning to appear for some competitive examinations like JEE Main, JEE Advanced, and NEET, you can take the free JEE Main Mock Tests and NEET Mock Tests on Embibe.

Solving these practice questions and taking these mock tests will enhance your preparation level for the exam.

We hope this article on CBSE Class 11 Physics Solutions helps you. If you have any queries regarding this article, do let us know about it in the comment section below. We will get back to you at the earliest. 

Stay tuned at Embibe.com.

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