Download Chapter wise NCERT Solutions For Class 11 Physics
NCERT Solutions for Class 11 Physics for all chapters can be accessed here by following the links provided below. The highly experienced subject matter experts explain each and every minute concept in the best way possible to help students face the exam without fear. Physics is a subject which contains a lot of concepts and numerical problems. For this purpose, a thorough understanding of the concepts is necessary to solve the problems effortlessly. NCERT Solutions is prepared in order to provide the students with authentic information completely based on the latest syllabus prescribed by the CBSE board.
From Class 11 Physics, students will study the various concepts which are important both from the exam and competitive exam perspective. The solutions provided here can be accessed by the students in online mode or can be downloaded as a PDF. Each chapter of NCERT Solutions for Class 11 Physics can be downloaded in a PDF format by clicking on the “Download PDF” button present at the top of each chapter page given below.
Class 11 is an important stage in the life of a student because they are exposed to learn various new concepts. The solutions at BYJU’S not only helps them to understand it but also provides them a basic knowledge of its applications in our daily life. So learning the chapters present in the NCERT textbook will help them to obtain a strong hold on the basic concepts. There are numerical problems and examples present in each chapter which are explained in a step wise manner to improve the problem solving abilities among the students.
Download NCERT Solutions for Class 11 Physics to speed up your exam preparation.
NCERT Solutions Class 11 Physics
NCERT Solutions Class 11 Physics is an important study material which help you to master the subject. Physics is an important subject from the exam perspective which is difficult to master as it deals with various properties of nature and matter. It forms a strong base for students who wish to pursue their higher levels of education in the field of Science. The solutions are planned out to aid the Class 11 students achieve good marks in the exam. The expert teachers answer each and every question in an elaborate manner so that students do not miss any concept which is important for the exam. By regular practise using the NCERT Solutions, students will be able to know the right way to approach the questions which would appear in the exam.
NCERT Solutions Class 11 Physics Chapter Details and Exercises
Chapter 1: Physical World – Term I
In this chapter, we will be studying how things work and the reason behind it. You will become more aware of the things surrounding you, the origin and the history of Science. You will also come across various aphorism and its justification using Physics concepts in real life in this chapter. The concepts covered here are – gravitational force, electromagnetic force, strong and weak nuclear force. The theories and observations done by various scientists and their conclusion is provided briefly here. You will gain more idea about the factors which is the reason for development of Science and Technology in our country. The existence of electron is explained in this chapter in an elaborate manner to acquaint students with the basic conceptual knowledge.
Topics Covered in Class 11 Physics Chapter 1 Physical World for First Term:
Physics-scope and excitement; nature of physical laws; Physics, technology and society. (To be discussed as a part of Introduction and integrated with other topics)
Also access the following resources for Class 11 Chapter 1 Physical World at BYJU’S:
- Physical World Class 11 Notes Chapter 1
- Physics Revision Notes For Class 11 Chapter 1 Physical World
- Physical World And Measurement MCQs
- NCERT Exemplar Class 11 Physics Solutions for Chapter 1 – Introduction
Chapter 2: Units and Measurements – Term I
With the senses like ears, eyes etc. scientists gather information and make observations. Few of them are like figuring the colour and texture while for others would be complex where measurement is necessary. It is a basic concept in Science without which scientists will not be able to conduct any experiments. Students will learn about the units of physical quantities and the method to be followed to evaluate them. It will also provide a good idea of the errors which would occur while measuring things and significant figures.
Topics Covered in Class 11 Physics Chapter 2 Units and Measurements for First Term:
Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy and precision of measuring instruments; errors in measurement; significant figures.
Dimensions of physical quantities, dimensional analysis and its applications.
Also access the following resources for Class 11 Chapter 2 Units and Measurements at BYJU’S:
- NCERT Exemplar Class 11 Physics Solutions for Chapter 2 – Units And Measurements
- Chapter 1 – Units and Measurements
- Class 11 Physics Units and Measurements Chapter 2 Notes
Chapter 3: Motion in a Straight Line – Term I
This chapter will cover essential topics like comparing objects as a point object and the method of plotting graphs and finding the values based on it. The method plotting x-t motion graph can be learnt easily by using the NCERT Solutions from BYJU’S. The time taken by a biker, the speed of a car and the time taken by a bus to travel can be found effortlessly by referring to these solutions. Students will learn the difference between magnitude of displacement and total length of the path covered. They will also study about the average speed, average velocity, instantaneous speed and velocity as per the CBSE guidelines.
Topics Covered in Class 11 Physics Chapter 3 Motion in a Straight Line for First Term:
Elementary concepts of differentiation and integration for describing motion, uniform and nonuniform motion, average speed and instantaneous velocity, uniformly accelerated motion, velocity – time and position-time graphs.
Relations for uniformly accelerated motion (graphical treatment).
Also access the following resources for Class 11 Chapter 3 Motion in a Straight Line at BYJU’S:
- NCERT Exemplar Class 11 Physics Solutions for Chapter 3 – Motion In A Straight Line
- Class 11 Physics Chapter 3 Notes Motion In A Straight Line
- Chapter 2 – Motion in a Straight Line
- Motion in a Straight Line MCQs for NEET
Chapter 4: Motion in a Plane – Term I
Students will learn about the scalar and vector quantities and their difference. The method of performing algebraic expressions on various scalar quantities are also explained here. True or false questions based on these concepts and their justification is also elaborated under each answer. We will also learn the concept of magnitude of vectors and their co-linearity, magnitude of displacement vector and the various types of displacement of a moving vehicle. It will help us to understand the time taken by a man to cross a river, experience of riding a bicycle in rain and a ball thrown by a cricketer in the ground.
Topics Covered in Class 11 Physics Chapter 4 Motion in a Plane for First Term:
Scalar and vector quantities; position and displacement vectors, general vectors and their notations; equality of vectors, multiplication of vectors by a real number; addition and subtraction of vectors, relative velocity, Unit vector; resolution of a vector in a plane, rectangular components, Scalar and Vector product of vectors.
Motion in a plane, cases of uniform velocity and uniform acceleration-projectile motion, uniform circular motion.
Also access the following resources for Class 11 Chapter 4 Motion in a Plane at BYJU’S:
- CBSE Physics Notes Class 11 Chapter 4 Motion In A Plane
- Chapter 3 – Motion in a Plane
- NCERT Exemplar Class 11 Physics Solutions for Chapter 4 – Motion In a Plane
Chapter 5: Laws of Motion – Term I
This chapter is very important in mechanics. Problems based on conservation of momentum is frequently asked in the exam. By going through this chapter, students will become well versed with the laws of motion and their applications in our daily activities. Various numerical problems based on mechanics are solved clearly in this chapter to boost the exam preparation of students. Having a good knowledge of these concepts, students will be able to pursue well in their higher education levels.
Topics Covered in Class 11 Physics Chapter 5 Laws of Motion for First Term:
Intuitive concept of force, Inertia, Newton’s first law of motion; momentum and Newton’s second law of motion; impulse; Newton’s third law of motion. (Recapitulation only)
Law of conservation of linear momentum and its applications.
Equilibrium of concurrent forces, Static and kinetic friction, laws of friction, rolling friction, lubrication.
Dynamics of uniform circular motion: Centripetal force, examples of circular motion (vehicle on a level circular road, vehicle on a banked road).
Also access the following resources for Class 11 Chapter 5 Laws of Motion at BYJU’S:
- NCERT Exemplar Class 11 Physics Solutions for Chapter 5 – Laws Of Motion
- Laws Of Motion Class 11 Notes
Chapter 6: Work, Energy and Power – Term I
The Work Energy Theorem is an important concept in this chapter. Students are highly recommended to learn this chapter effectively as it is continued in future classes also. The work done by a person and the energy required to do that work is explained briefly with suitable examples to make the students well versed with the concepts. Problems on determining the energy and power are solved in a step wise manner based on the marks weightage allotted by the CBSE board. Practising these concepts regularly will make them master the chapter effortlessly.
Topics Covered in Class 11 Physics Chapter 6 Work, Energy and Power for First Term:
Work done by a constant force and a variable force; kinetic energy, work-energy theorem, power.
Notion of potential energy, potential energy of a spring, conservative forces: conservation of mechanical energy (kinetic and potential energies); non-conservative forces: motion in a vertical circle; elastic and inelastic collisions in one and two dimensions.
Also access the following resources for Class 11 Chapter 6 Work, Energy and Power at BYJU’S:
- Work-Energy And Power Class 11 Notes
- NCERT Exemplar Class 11 Physics Solutions for Chapter 6 – Work Energy And Power
Chapter 7: System of Particles and Rotational Motion – Term I
This chapter will help you understand the motion of extended bodies such as the system of particles. The centre of mass of a system of particles is the main concept in this chapter. The term motion and its usefulness is briefly explained as per the syllabus of the CBSE board. As many concepts are covered under this chapter, students are highly recommended to make use of a perfect study material while answering the exercise questions from the textbook.
Topics Covered in Class 11 Physics Chapter 7 System of Particles and Rotational Motion for First Term:
Centre of mass of a two-particle system, momentum conservation and centre of mass motion.
Centre of mass of a rigid body; centre of mass of a uniform rod.
Moment of a force, torque, angular momentum, law of conservation of angular momentum and its applications.
Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, comparison of linear and rotational motions.
Moment of inertia, radius of gyration, values of moments of inertia for simple geometrical objects (no derivation).
Also access the following resources for Class 11 Chapter 7 System of Particles and Rotational Motion at BYJU’S:
- System Of Particles And Rotational Motion Class 11 Notes
- NCERT Exemplar Class 11 Physics Solutions for Chapter 7 – System Of Particles And Rotational Motion
- Physics Revision Notes for Class 11 Chapter 7 System of Particles and Rotational Motion
Chapter 8: Gravitation – Term I
We know that all the material objects are attracted towards the earth. The things which we throw up falls down. Climbing a hill is difficult when compared to going downhill. Gravitation is a very popular concept as most of them which we study in the future are in accordance to this phenomenon. To understand the more complex concepts in this chapter, students should know the difference between gravity and gravitation. The other concepts discussed in this chapter are – potential energy difference between two points, acceleration due to gravity and the interplanetary motion.
Topics Covered in Class 11 Physics Chapter 8 Gravitation for First Term:
Universal law of gravitation. Acceleration due to gravity (recapitulation only) and its variation with altitude and depth.
Gravitational potential energy and gravitational potential, escape velocity, orbital velocity of a satellite, Geo-stationary satellites.
Also access the following resources for Class 11 Chapter 8 Gravitation at BYJU’S:
Chapter 9: Mechanical Properties of Solids – Term II
A rigid body has a definite shape and size but in reality it is bent, stretched and compressed. A force is necessary in order to know the shape of a solid. The concepts of importance in this chapter are plasticity and elasticity. Students will learn about the mechanical properties of a solid, Young’s Modulus of copper and steel and the yield strength. Problems based on these concepts appear in the exams for more marks, so it is necessary to practise them on a daily basis. Students will also get to know about the stress-strain relationship graph which is very important for the exam.
Topics Covered in Class 11 Physics Chapter 9 Mechanical Properties of Solids for Second Term:
Stress-strain relationship, Hooke’s law, Young’s modulus, bulk modulus
Also access the following resources for Class 11 Chapter 9 Mechanical Properties of Solids at BYJU’S:
- CBSE Class 11 Physics Notes Chapter 9 Mechanical Properties Of Solids
- Physics Revision Notes for Class 11 Chapter 9 Mechanical Properties of Solids
- NCERT Exemplar Class 11 Physics Solutions for Chapter 9 – Mechanical Properties Of Solids
Chapter 10: Mechanical Properties of Fluids – Term II
Here we will learn about the physical properties of liquids and gases. They are called as fluids as they have the capacity to flow. This is an important property which separates solids from liquids and gases. The other important concepts covered here are – Bernoulli’s principle, Reynold’s number, streamline flow, viscosity and surface tension. The fundamental property of a fluid is that it can flow. It has no resistance to change its shape. Students will get a clear picture about the mechanical properties of fluids which are of more marks in the final exam.
Topics Covered in Class 11 Physics Chapter 10 Mechanical Properties of Fluids for Second Term:
Pressure due to a fluid column; Pascal’s law and its applications (hydraulic lift and hydraulic brakes), effect of gravity on fluid pressure.
Viscosity, Stokes’ law, terminal velocity, streamline and turbulent flow, critical velocity, Bernoulli’s theorem and its applications.
Surface energy and surface tension, angle of contact, excess of pressure across a curved surface, application of surface tension ideas to drops, bubbles and capillary rise.
Also access the following resources for Class 11 Chapter 10 Mechanical Properties of Fluids at BYJU’S:
- Mechanical Properties Of Fluids Class 11 Notes
- Physics Revision Notes for Class 11 Chapter 10 Mechanical Properties of Fluids
- NCERT Exemplar Class 11 Physics Solutions for Chapter 10 – Mechanical Properties Of Fluids
Chapter 11: Thermal Properties of Matter – Term I
We all are familiar with the heat and temperature. The method used to determine the temperature is covered in this chapter. Students will also get a clear idea about Newton’s Law of Cooling which is an important concept for various competitive exams. Temperature is the hotness possessed by a body that can be measured using a thermometer. The various thermal properties of matter are listed in a stepwise manner in this chapter to make students more confident about the concepts.
Topics Covered in Class 11 Physics Chapter 11 Thermal Properties of Matter for Second Term:
Heat, temperature, (recapitulation only) thermal expansion; thermal expansion of solids, liquids and gases, anomalous expansion of water; specific heat capacity; Cp, Cv – calorimetry; change of state – latent heat capacity.
Heat transfer-conduction, convection and radiation (recapitulation only), thermal conductivity, qualitative ideas of Blackbody radiation, Wein’s displacement Law, Stefan’s law, Greenhouse effect.
Also access the following resources for Class 11 Chapter 11 Thermal Properties of Matter at BYJU’S:
- CBSE Class 11 Physics Notes Chapter 11 Thermal Properties of Matter
- Physics Revision Notes for Class 11 Chapter 11 Thermal Properties of Matter
- NCERT Exemplar Class 11 Physics Solutions for Chapter 11 – Thermal Properties Of Matter
Chapter 12: Thermodynamics – Term II
Thermodynamics is a concept of heat and temperature and its conversion to other energy forms. It is one of the hot topics for the question paper setters and most of the questions in the exams can appear from this chapter. In order to attain remarkable grades, it is crucial for the students to learn all these concepts effectively. The laws of thermodynamics, specific heat capacity, various thermodynamic processes and the Carnot engine are some of the important concepts covered in this chapter.
Topics Covered in Class 11 Physics Chapter 12 Thermodynamics for Second Term:
Thermal equilibrium and definition of temperature (zeroth law of thermodynamics), heat, work and internal energy. The first law of thermodynamics, isothermal and adiabatic processes.The second law of thermodynamics: reversible and irreversible processes.
Also access the following resources for Class 11 Chapter 12 Thermodynamics at BYJU’S:
- CBSE Class 11 Physics Notes Thermodynamics
- Physics Revision Notes for Class 11 Chapter 12 Thermodynamics
- NCERT Exemplar Class 11 Physics Solutions for Chapter 12 – Thermodynamics
Chapter 13: Kinetic Theory – Term II
This chapter is a more scoring section when it comes to exam preparation. Apart from the properties of solids and liquids, the properties of gases are easy to understand. Students will learn concepts like molecular nature of matter, behaviour of gases, kinetic theory of an ideal gas, law of equipartition of energy, specific heat capacity and mean free path in this chapter. The problems are also solved in a systematic manner following the CBSE guidelines so that scoring good marks would be an easy task for the Class 11 students.
Topics Covered in Class 11 Physics Chapter 13 Kinetic Theory for Second Term:
Equation of state of a perfect gas, work done in compressing a gas. Kinetic theory of gases – assumptions, the concept of pressure. Kinetic interpretation of temperature; rms speed of gas molecules; degrees of freedom, the law of equipartition of energy (statement only) and application to specific heat capacities of gases; the concept of mean free path, Avogadro’s number.
Also access the following resources for Class 11 Chapter 13 Kinetic Theory at BYJU’S:
- CBSE Class 11 Physics Notes Chapter 13 Kinetic Theory
- Physics Revision Notes for Class 11 Chapter 13 Kinetic Theory
- NCERT Exemplar Class 11 Physics Solutions for Chapter 13 – Kinetic Theory
Chapter 14: Oscillations – Term II
Oscillations is a very basic concept in Physics. It is very important for the students to learn the concepts from this chapter as it would be continued in further classes as well. The concepts explained in this chapter are periodic and oscillatory motions, simple harmonic motion, uniform circular motion etc. To learn these concepts effectively, it is necessary for the students to follow a suitable study material for this purpose. By learning the chapter on a daily basis, students will be able to face the more complex questions that would arise in the exam.
Topics Covered in Class 11 Physics Chapter 14 Oscillations for Second Term:
Periodic motion – time period, frequency, displacement as a function of time, periodic functions. Simple harmonic motion (S.H.M) and its equation; phase; oscillations of a loaded spring- restoring force and force constant; energy in S.H.M. Kinetic and potential energies; simple pendulum derivation of expression for its time period. Free, forced and damped oscillations (qualitative ideas only), resonance.
Also access the following resources for Class 11 Chapter 14 Oscillations at BYJU’S:
- CBSE Class 11 Physics Notes Chapter 14 Oscillations
- Physics Revision Notes for Class 11 Chapter 14 Oscillations
- NCERT Exemplar Class 11 Physics Solutions for Chapter 14 – Oscillations
Chapter 15: Waves – Term II
This chapter contains comprehensive questions on important concepts like Wave dynamics etc. Questions present in this chapter will assist you through concepts like the types of waves, speed of sound in air, tension on strings and the dependence of speed of sound in air. The important formulas and concepts are highlighted in the solutions to make revision of concepts easier for the students. The various wave characteristics such as amplitude, frequency, phase, wavelength, displacement of waves and resonance are covered in this chapter.
Topics Covered in Class 11 Physics Chapter 15 Waves for Second Term:
Wave motion: Transverse and longitudinal waves, speed of travelling wave, displacement relation for a progressive wave, principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, Beats.
Also access the following resources for Class 11 Chapter 15 Waves at BYJU’S:
- CBSE Class 11 Physics Notes Chapter 15 Waves
- Physics Revision Notes for Class 11 Chapter 15 Waves
- NCERT Exemplar Class 11 Physics Solutions for Chapter 15 – Waves
As there are many concepts present in each chapter, students have to revise the concepts on regular basis to get a grip on them. It will help them to understand the right way of approaching the difficult questions in the final exam. NCERT Class 11 Books can be accessed by the students to get a clear understanding of the syllabus.
Features of BYJU’S NCERT Solutions for Class 11 Physics
The Class 11 Physics NCERT Solutions provided by BYJU’S have the following features:
- Elaborate explanations for all the textbook questions.
- A systematic process for answering the numerical problems.
- Clear cut answers for all the questions based on theory.
- Authentic information from highly experienced subject matter experts.
- Solutions are present in both online and offline modes.
Note: Class 11 Physics students (who are studying under the CBSE syllabus) can bookmark this page in their browser to easily access NCERT Solutions for Class 11 Physics in the future.
CBSE Marking Scheme 2021-22
CBSE board has divided the academic sessions into two terms with 50% syllabus in each to help students learn the concepts effectively. A systematic approach is followed based on the interconnectivity of topics and concepts by the experts. The exams will be conducted by the CBSE board at the end of the term as per the bifurcated syllabus. This basically improves the condition of having board conducted classes at the end of the year.
Term I CBSE Class 11 Physics Syllabus Course Structure 2021-22
|Unit No.||Name of Unit||Marks|
|Unit–I||Physical World and Measurement||20|
|Chapter–1: Physical World|
|Chapter–2: Units and Measurements|
|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||15|
|Chapter–6: Work, Energy and Power|
|Unit–V||Motion of System of Particles and Rigid Body|
|Chapter–7: System of Particles and Rotational Motion|
Term II CBSE Class 11 Physics Syllabus Course Structure 2021-22
|Unit||Name of Unit||Marks|
|Unit–VII||Properties of Bulk Matter||23|
|Chapter–9: Mechanical Properties of Solids|
|Chapter–10: Mechanical Properties of Fluids|
|Chapter–11: Thermal Properties of Matter|
|Unit–IX||Behaviour of Perfect Gases and Kinetic Theory of Gases|
|Chapter–13: Kinetic Theory|
|Unit–X||Oscillations and Waves||12|
Why one should opt for BYJU’S NCERT Solutions?
The NCERT Solutions at BYJU’S are the best study material for students under the CBSE board. The content provided is accurate and students can rely on these solutions to perform better in the annual exam. The solutions strictly follow the NCERT Class 11 Physics Syllabus which is prescribed by the CBSE board. Some of the advantages of using the NCERT Solutions provided by us are given below.
- Top notch experts prepare the solutions
The NCERT Solutions have been prepared by a set of highly experienced faculty at BYJU’S with a main aim – to make quality educational content to each student. The precise and informative solutions are considered to be the best among all the other materials available online.
- Students will be able to answer complex questions in the exam
The NCERT Solutions at BYJU’S are famous for being student-friendly and easy to understand. Answers to difficult questions and problems are explained in steps to help students understand the method of solving it easily. The solutions provided are concept focused and not question focused which enables the students to face the different questions that would arise in the exam.
- Best study material for revision
After learning all the chapters, students are advised to revise all the concepts a month prior to the exam. This will help them to remember all the problems and concepts which are important from the exam perspective. It will also help them to memorise all the formulas and problems which are of high marks as per the CBSE exam pattern.
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Frequently Asked Questions on NCERT Solutions for Class 11 Physics
Why should I choose the NCERT Solutions for Class 11 Physics from BYJU’S?
Which chapter is the easiest in the NCERT Solutions for Class 11 Physics?
Which are the chapters present in the NCERT Solutions for Class 11 Physics?
1 – Physical World
2 – Units and Measurements
3 – Motion in a Straight Line
4 – Motion in a Plane
5 – Laws of Motion
6 – Work, Energy, and Power
7 – Systems of Particles and Rotational Motion
8 – Gravitation
9 – Mechanical Properties of Solids
10 – Mechanical Properties of Fluids
11 – Thermal Properties of Matter
12 – Thermodynamics
13 – Kinetic Theory
14 – Oscillations
15 – Waves