Overview of NCERT Class 12 Physics Book
The NCERT Class 12 Physics textbook is divided into two parts: part 1 and part 2. The NCERT Class 12 Physics Part 1 has topics like electricity, magnetism, Alternative current and electromagnetic induction and NCERT Class 12 Physics Part 2 book has some topics like wave optics, atoms, nuclei, and semiconductors.
NCERT Class 12 Physics Book is the best for preparing for your CBSE 12th Physics board exam because NCERT is demonstrated by CBSE itself, the language is simple, concepts have been prepared for the ease of students by subject experts and lastly, there are ample questions and examples for practice.
One of the most important features of the NCERT Class 12 Physics book is its available in PDF form which helps you to access the wealth of information at their convenience effortlessly. The ncert 12 physics book pdf download offers a structured breakdown of the curriculum, facilitating targeted learning and easy revision for students which help them to score high in their exam. Whether students prefer English or Hindi, NCERT always knows the importance of language in comprehension and has made both versions accessible in pdf format on the official website.
The pdf format of the NCERT Class 12 Physics book presents various advantages. One of them is it eliminates the need for physical textbooks, lightening the load for students and contributing to a more sustainable learning environment. And later, the portability of PDFs enables you to carry your study materials on various devices wherever you are going, promoting flexible and on-the-go learning.
Structure of the NCERT Class 12 Physics Book
NCERT class 12 Physics book divided into two parts. In the 1st part students will get to know about topics like ELECTRIC CHARGES AND FIELDS, ELECTROSTATIC POTENTIAL AND CAPACITANCE, CURRENT ELECTRICITY, MAGNETISM AND MATTER and in part two you will study about Ray optics, Wave Optics, Atoms and Nuclei. In the given table below you can find all the topics that come under these two parts.
| NCERT Class 12 Physics Book Part 1 | |
| 1 | ELECTRIC CHARGES AND FIELDS |
| 2 | ELECTROSTATIC POTENTIAL AND CAPACITANCE |
| 3 | CURRENT ELECTRICITY |
| 4 | MOVING CHARGES AND MAGNETISM |
| 5 | MAGNETISM AND MATTER |
| 6 | ELECTROMAGNETIC INDUCTION |
| 7 | ALTERNATING CURRENT |
| 8 | ELECTROMAGNETIC WAVES |
| NCERT Class 12 Physics Book Part 2 | |
| 9 | RAY OPTICS AND OPTICAL INSTRUMENTS |
| 10 | WAVE OPTICS |
| 11 | DUAL NATURE OF RADIATION AND MATTER |
| 12 | ATOMS |
| 13 | NUCLEI |
| 14 | SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS |
NCERT Class 12 Physics Book – Part 1
Ncert class 12 Physics book Part 1 has numbers of different topics such as Current electricity, MAGNETISM AND MATTER. In this section you can get some briefs of each chapter.
Glance on Physics Chapter 1 Class 12 – Electric Charges and Fields
- Chapter 1 of Class 12 Physics helps you with the foundational knowledge of electric charges and the invisible forces they exert through electric fields.
- In this chapter you will learn that Electric charge is a fundamental property of matter that causes it to experience a force when placed in an electromagnetic field.
- Electric flux is the measure of the field lines crossing a surface which is a scalar quantity. “The number of field lines passing through the perpendicular unit area will be proportional to the magnitude of Electric Field there”
Glance on Physics Chapter 2 Class 12 – Electrostatic Potential and Capacitance
- Class 12 Physics Chapter 2 establishes the concept of electrostatic potential. In this chapter you will learn equipotential surfaces, where the potential is constant at every point on the surface.
- The chapter covers the factors that affect capacitors and the behaviour of different types of capacitors. The structure and working of a parallel plate capacitor and the concept of energy storage in capacitors are also well explained through the diagram.
- Different configurations of capacitors in series and parallel are also discussed, along with their effects on the overall capacitance and circuit behaviour are also explained in this chapter.
- Class 12 physics ncert book pdf highlights various practical applications of capacitors in electronic circuits, power systems, and energy storage.
Chapter 3: Current Electricity
- Ncert book class 12 physics part 1 Chapter 3 of Class 12 , “Current Electricity,” is an important topic that helps you learn the behaviour and properties of electric currents in conductors. It builds the basics of electric circuits and their applications in various technologies and devices.
- Chapter 3 class 12 physics ncert book introduces the concept of electric current, defined as the rate of flow of electric charge. Discussions cover closed and open circuits, voltage sources such as batteries, and resistors.
- Current electricity class 12 discusses Kirchhoff’s laws to analyse more complex circuits. Formulas to calculate electrical energy (E) and power (P) are also drived with the help of diagrams. Different types of arrangements of cells in a circuit are discussed, such as series and parallel combinations, and their effects on the voltage and current.
Chapter 4: Moving Charges and Magnetism
- Class 12 Physics’s Chapter 4 on how moving charges generate magnetic fields and how these magnetic fields interact with other moving charges and currents addresses.
- Chapter 4 covers important principles such as the Lorentz force, Biot-Savart law, and Ampere’s circuital law, providing the basics of electromagnetism.
- Ncert 12 physics book chapter 4 explores how moving electric charges create magnetic fields and how these fields, in turn, exert forces on other moving charges and currents.
- The chapter also explores the force on a current-carrying conductor in a magnetic field, which is the basis for the working of electric motors.
- Chapter 4 Class 12 – Moving Charges and Magnetism discusses the torque on a current loop, which leads to the concept of magnetic dipoles and their behaviour in external magnetic fields.
Chapter 5: Magnetism and Matter
- Chapter 5 of Class 12 Magnetism and Matter gives you the concept of magnetism and its effects on matter, exploring the magnetic properties of materials and the Earth’s magnetism.
- Diamagnetism, Paramagnetism, and Ferromagnetism are discussed, each with particular characteristics and behaviours in magnetic fields in this chapter.
- Components of the Earth’s magnetic field are discussed, including horizontal, vertical, and total intensity.
- Chapter 5 Magnetism and Matter explains the uniform magnetic field inside a solenoid and the circular magnetic field in a toroid.
Chapter 6: Electromagnetic Induction
- Chapter 6 Electromagnetic Induction covers the concept of electromagnetic induction and its basic laws.
- Electromagnetic Induction explains the properties of different types of transformers and their applications.
- Chapter 6 has the concept of eddy currents and their applications with different types of numericals.
Chapter 7: Alternating Current
- Chapter 7 Alternating Current covers the concept of alternating current and its basic properties.
- This chapter explains the properties of different types of AC circuits and their applications.
- It also covers the concept of resonance and its dependence on various parameters with the help of diagrams.
Chapter 8: Electromagnetic Waves
- Chapter 8 Electromagnetic Waves Covers the concept of electromagnetic waves and their basic properties.
- Chapter 8 explains the properties of different types of electromagnetic waves and their applications.
- In this it covers the concept of the electromagnetic spectrum and its applications.
NCERT Class 12 Physics Book – Part 2
Ncert class 12 Physics book Part 2 has numbers of different topics such as wave optics, Ray optics, Dual Nature of Radiation and Matter. In this section you can get some briefs of each chapter.
Chapter 9: Ray Optics and Optical Instruments
- In this chapter 9 of NCERT Physics Class 12 explores how light bends when passing from one medium to another, which follows by Snell’s law.
- Applications like optical fibers result from an understanding of how light bounces off surfaces, adhering to the law of reflection, and analyzing the circumstances in which light is fully reflected within a medium.
- You will learn the formation of images by concave and convex lenses and mirrors, including deriving mirror and lens formulas. In this chapter 9 you will learn different types of telescopes, such as reflecting and refracting telescopes, and their use in astronomy.
Chapter 10: Wave Optics
- Class 12 physics ncert book pdf Chapter 10 of Class 12 Physics Wave Optics introduces the concept of a wavefront as the locus of points having the same phase. Also explain the phenomenon of interference and Young’s Double Slit Experiment.
- In this chapter one can learn about diffraction as the bending of light waves around obstacles and the spreading out of light waves when they pass through small apertures.
- Single-slit diffraction pattern is discussed in Chap 10 of wave optics, highlighting the formation of central and secondary maxima and minima.
Chapter 11: Dual Nature of Radiation and Matter
- Chapter 11 Dual Nature of Radiation and Matter of Class 12 Physics explains the concept of wave-particle duality, highlighting that both light and matter behaves wave-like and particle-like properties.
- The chapter starts with the photoelectric effect, demonstrating the particle nature of light, where photons eject electrons from a metal surface and this concept is key for understanding the quantum nature of light.
- Analyzing the behavior of particles at tiny scales requires an understanding of the wave-particle duality. The De Broglie hypothesis is explained in Chapter 11: Dual Nature of Radiation and Matter.
- The class 12 physics chapter 11 ncert explains the experimental validation of matter waves through electron diffraction experiments and introduces the Heisenberg Uncertainty Principle explained with the help of a proper diagram.
Chapter 12: Atoms
In chapter 12 – Atoms following topics are covered:
- Introduction to Atoms
- Alpha-particle Scattering and Rutherford’s Nuclear Model of Atom
- Alpha-particle trajectory
- Electron orbits
- Atomic Spectra
- Spectral series
- Bohr Model of the Hydrogen Atom
- Energy levels
- The Line Spectra of the Hydrogen Atoms
- De Broglie’s Explanation of Bohr’s Second Postulate of Quantisation
Chapter 13: Nuclei
- Chapter 13 Nuclei covers the concept of nuclear structure and its properties.
- One can learn the properties of different types of nuclear reactions and their applications.
- Chapter 13 also covers the concept of radioactivity and its dependence on different parameters.
Chapter 14: Semiconductor Electronics: Materials, Devices and Simple Circuits
- This chapter Chapter 14 Semiconductor Electronics: Materials, Devices and Simple Circuits covers the concept of semiconductors and their properties.
- This chapter explains the principles of p-type and n-type semiconductors and their applications.
- It also covers the concept of diodes, transistors, and their applications in simple circuits in a detailed way.
How to Use NCERT Class 12 Physics Books Effectively
Understand the Syllabus Thoroughly: Before starting going to any reference book, make sure you are aware of the syllabus for the board exam. You can find the whole syllabus on the official website of the board. Go through the syllabus and make a list of all the topics that are covered in the Class 12 NCERT Physics Book PDF.
Follow a Consistent Study Schedule: Once you understand the syllabus, make a study plan that works for you. This may consist of setting aside particular times during the day for studying. Breaking down the topics into manageable chunks and scheduling regular breaks.
Practice with NCERT Solutions: Practicing with last year’s question papers is an effective way to prepare for board exams for class 12th. The Class 12 NCERT Physics Book PDF contains a number of questions at the end of each chapter that can be used for better practice.
Frequently Asked Questions:
Question 1: How many chapters are there in the Class 12 Physics NCERT Book Part 1?
Answer 1: There are a total 8 chapters in the Class 12 Physics NCERT Book Part 1.
Question 2: How many chapters are there in the Class 12 Physics NCERT Book Part 2?
Answer 2: There are a total 6 chapters in the Class 12 Physics NCERT Book Part
Question 3: How can I buy Class 12 Physics NCERT books online?
Answer 3: You can get class 12 Physics NCERT books online on many platforms such as Amazon or Flipkart. Otherwise you can get in pdf form of part 1 and part 2 in NCERT official website.
Question 4: What is the price of a Class 12 Physics book online?
Answer 4: The price of a Class 12 Physics book online is approx 364 for both of the parts.
Question 5: What are the other reference books for Class 12 Physics?
Answer 5: H.C. Verma’s “Concepts of Physics”, Halliday, Resnick, and Walker’s “Fundamentals of Physics”, D.C. Pandey’s “Objective Physics” is the best reference book for class 12 Physics.