12th Physics Book CBSE NCERT – Free PDF Download 2026-27
12th Physics Book searches reveal students’ urgent need for comprehensive study materials for their crucial board examination year. Students and parents primarily seek authentic NCERT textbooks that align perfectly with CBSE curriculum standards. Their main concerns include accessing latest edition content without costly purchases, finding chapter-wise PDF downloads for focused preparation, and ensuring complete syllabus coverage.
Additionally, they want official resources that guarantee accurate content for topics like Electric Charges, Electromagnetic Induction, and Alternating Current. The search intent combines informational needs—understanding complex physics concepts through quality textbooks—with commercial aspects like free PDF access. Students specifically look for 2026-27 session materials that offer comprehensive coverage of all eight core chapters.
They desire resources supporting effective board preparation, including clear explanations, solved examples, and practice questions. Most importantly, searchers want immediate access to complete, authentic study materials that eliminate the stress of incomplete preparation and provide confidence for achieving excellent board exam results.
Download 12th Physics Book PDF Free – 2026-27 Edition
| Book Name | Language | Total Chapters | Download PDF |
|---|---|---|---|
| Physics Part-I | — | 8 | Download PDF |
| Physics Part-II | — | 6 | Download PDF |
| Bhautiki-I | Hindi | 8 | Download PDF |
| Bhautiki-II | Hindi | 6 | Download PDF |
| Tabiyaat-I | Urdu | 8 | Download PDF |
| Tabiyaat-II | Urdu | 6 | Download PDF |
Physics Part-I – Chapter-wise PDF Download for CBSE Students
| # | Section / Chapter | PDF Download | Pages |
|---|---|---|---|
| 1 | Rationalised Content | Download PDF | 1 |
| 2 | Prelims | Download PDF | 16 |
| 3 | Guide for using QR Code | Download PDF | 1 |
| 4 | Chapter 1 | Download PDF | 44 |
| 5 | Chapter 2 | Download PDF | 36 |
| 6 | Chapter 3 | Download PDF | 26 |
| 7 | Chapter 4 | Download PDF | 29 |
| 8 | Chapter 5 | Download PDF | 18 |
| 9 | Chapter 6 | Download PDF | 23 |
| 10 | Chapter 7 | Download PDF | 24 |
| 11 | Chapter 8 | Download PDF | 14 |
| 12 | Answers | Download PDF | 0 |
| 13 | Download complete book | Download PDF | — |
Physics Part-II – Chapter-wise PDF Download for CBSE Students
| # | Section / Chapter | PDF Download | Pages |
|---|---|---|---|
| 1 | Rationalised Content | Download PDF | 1 |
| 2 | Prelims | Download PDF | 18 |
| 3 | Guide for using QR Code | Download PDF | 1 |
| 4 | Chapter 1 | Download PDF | 34 |
| 5 | Chapter 2 | Download PDF | 19 |
| 6 | Chapter 3 | Download PDF | 16 |
| 7 | Chapter 4 | Download PDF | 16 |
| 8 | Chapter 5 | Download PDF | 17 |
| 9 | Chapter 6 | Download PDF | 32 |
| 10 | Download complete book | Download PDF | — |
Bhautiki-I – Chapter-wise PDF Download for CBSE Students
| # | Section / Chapter | PDF Download | Pages |
|---|---|---|---|
| 1 | Rationalised Content | Download PDF | 1 |
| 2 | Prelims | Download PDF | 16 |
| 3 | Guide for using QR Code | Download PDF | 1 |
| 4 | Chapter 1 | Download PDF | 43 |
| 5 | Chapter 2 | Download PDF | 35 |
| 6 | Chapter 3 | Download PDF | 26 |
| 7 | Chapter 4 | Download PDF | 30 |
| 8 | Chapter 5 | Download PDF | 17 |
| 9 | Chapter 6 | Download PDF | 22 |
| 10 | Chapter 7 | Download PDF | 24 |
| 11 | Chapter 8 | Download PDF | 14 |
| 12 | Answers | Download PDF | 0 |
| 13 | Download complete book | Download PDF | — |
Bhautiki-II – Chapter-wise PDF Download for CBSE Students
| # | Section / Chapter | PDF Download | Pages |
|---|---|---|---|
| 1 | Rationalised Content | Download PDF | 1 |
| 2 | Prelims | Download PDF | 14 |
| 3 | Guide for using QR Code | Download PDF | 1 |
| 4 | Chapter 1 | Download PDF | 34 |
| 5 | Chapter 2 | Download PDF | 19 |
| 6 | Chapter 3 | Download PDF | 16 |
| 7 | Chapter 4 | Download PDF | 16 |
| 8 | Chapter 5 | Download PDF | 17 |
| 9 | Chapter 6 | Download PDF | 20 |
| 10 | Answers | Download PDF | 0 |
| 11 | Download complete book | Download PDF | — |
Tabiyaat-I – Chapter-wise PDF Download for CBSE Students
| # | Section / Chapter | PDF Download | Pages |
|---|---|---|---|
| 1 | Rationalised Content | Download PDF | 1 |
| 2 | Prelims | Download PDF | 16 |
| 3 | Guide for using QR Code | Download PDF | 1 |
| 4 | Chapter 1 | Download PDF | 61 |
| 5 | Chapter 2 | Download PDF | 51 |
| 6 | Chapter 3 | Download PDF | 49 |
| 7 | Chapter 4 | Download PDF | 52 |
| 8 | Chapter 5 | Download PDF | 40 |
| 9 | Chapter 6 | Download PDF | 36 |
| 10 | Chapter 7 | Download PDF | 44 |
| 11 | Chapter 8 | Download PDF | 23 |
| 12 | Download complete book | Download PDF | — |
Tabiyaat-II – Chapter-wise PDF Download for CBSE Students
| # | Section / Chapter | PDF Download | Pages |
|---|---|---|---|
| 1 | Rationalised Content | Download PDF | 1 |
| 2 | Prelims | Download PDF | 14 |
| 3 | Guide for using QR Code | Download PDF | 1 |
| 4 | Chapter 1 | Download PDF | 46 |
| 5 | Chapter 2 | Download PDF | 41 |
| 6 | Chapter 3 | Download PDF | 36 |
| 7 | Chapter 4 | Download PDF | 29 |
| 8 | Chapter 5 | Download PDF | 37 |
| 9 | Chapter 6 | Download PDF | 40 |
| 10 | Answers | Download PDF | 0 |
| 11 | Download complete book | Download PDF | — |
About 12th Physics Book
12th physics book from NCERT serves as the definitive study resource for CBSE class 12 students preparing for their board examinations in the 2026-27 academic session. This comprehensive textbook covers eight essential chapters including Electric Charges and Fields, Electrostatic Potential, Current Electricity, Moving Charges and Magnetism, Magnetism and Matter, Electromagnetic Induction, Alternating Current, and Electromagnetic Waves. Additionally, the NCERT class 12 physics book provides detailed theoretical concepts, practical applications, and numerical problems crucial for board exam success.
This textbook covers the following chapters:
- Electric Charges and Fields
- Electrostatic Potential
- Current Electricity
- Moving Charges and Magnetism
- Magnetism and Matter
- Electromagnetic Induction
- Alternating Current
- Electromagnetic Waves
- Ray Optics
- Wave Optics
- Dual Nature of Radiation
- Atoms
- Nuclei
- Semiconductor Electronics
Students can access the complete free PDF download, making quality education accessible to all learners regardless of economic constraints. Moreover, the latest edition includes updated content aligned with current CBSE syllabus patterns, ensuring students receive accurate and relevant information. Furthermore, each chapter contains solved examples, practice exercises, and conceptual questions that strengthen understanding of complex physics principles. The textbook also features important diagrams, circuit illustrations, and mathematical derivations essential for comprehensive board preparation. Most importantly, this official CBSE resource eliminates the need for multiple reference books, providing complete syllabus coverage in one authentic source that guarantees academic excellence.
Related Resources
Important Points to Remember – Class 12 Physics
- Electric charges were first discovered by Thales of Miletus around 600 BC when amber rubbed with wool attracted light objects, giving electricity its name from Greek word "elektron"
- Electrostatics deals with the study of forces, fields and potentials arising from static charges that do not move or change with time
- Like charges repel each other while unlike charges attract – glass rods rubbed with silk repel each other but attract the silk cloth
- Coulomb force between stationary charges is a conservative force, similar to gravitational force with inverse-square dependence on distance
- Electrostatic potential energy can be defined for a charge in an electrostatic field, just like gravitational potential energy for mass in gravitational field
- Electric current is defined as I = q/t where q is the net charge flowing across a cross-section in time t, measured in amperes (SI unit)
- For non-steady currents, current I(t) = lim(Δt→0) ΔQ/Δt, representing instantaneous rate of charge flow
- Hans Christian Oersted discovered in 1820 that electric current produces magnetic field when he observed compass needle deflection near current-carrying wire
- Moving charges or currents produce magnetic fields in surrounding space, with iron filings arranging in concentric circles around current-carrying wire
- James Maxwell unified electricity and magnetism laws in 1864 and realized that light consists of electromagnetic waves
- Radio waves were discovered by Hertz and later produced by J.C. Bose and G. Marconi by end of 19th century
- Magnetic fields exert forces on moving charged particles like electrons, protons and current-carrying conductors
- The NCERT Class 12 Physics textbook (Reprint 2025-26) contains comprehensive coverage of electrostatics, current electricity, and electromagnetism
- Both positive and negative charges can flow across any cross-sectional area, with net current being the algebraic sum of charge flows
- Current direction reversal causes magnetic compass needle orientation to reverse, demonstrating the relationship between electricity and magnetism
Quick Revision Notes – Class 12 Physics
- Focus on the historical timeline: Thales (600 BC) → Oersted (1820) → Maxwell (1864) → Hertz/Bose/Marconi (late 1800s) for chronological understanding in exams
- Remember the key experimental observations: glass-silk repulsion, plastic-fur repulsion, but glass-plastic attraction to understand charge behavior
- For current electricity problems, always identify whether current is steady (use I = q/t) or time-varying (use calculus definition with limits)
- Memorize that conservative forces like Coulomb force allow definition of potential energy, making energy conservation applicable in electrostatic problems
- Practice drawing magnetic field patterns around straight current-carrying conductors using concentric circles for board exam diagrams
- Understand that "static" in electrostatics means charges at rest, while current electricity deals with charges in motion
- For numerical problems, remember that current can be negative indicating backward direction flow across the reference area
- Important diagram to practice: Oersted’s experiment setup showing compass needle deflection around current-carrying wire
- Know that electromagnetic theory led to technological advances in 20th century including radio, electronics, and communication devices
- Key formula derivations to focus on: electrostatic potential energy, current definitions, and force on moving charges in magnetic fields
- Remember that both electricity and magnetism were known for 2000+ years but their connection discovered only 200 years ago
- Practice problems involving net charge calculation: q = q+ – q- where q+ and q- represent positive and negative charge flows
- For CBSE boards, focus on the applications mentioned: lightning, static electricity in clothes, car door shocks as real-life examples
- Important conceptual point: test charges should be small enough not to disturb the original charge configuration in problems
- Maxwell’s contribution was crucial – he unified electrical and magnetic laws and predicted electromagnetic nature of light
Frequently Asked Questions
The official NCERT Class 12 Physics textbook (Reprint 2025-26) can be downloaded free from the official NCERT website at ncert.nic.in. The book is divided into two parts covering all chapters prescribed in the CBSE 2024-25 syllabus including Electric Charges and Fields, Electrostatic Potential, Current Electricity, and Moving Charges and Magnetism.
NCERT Class 12 Physics Part-I includes fundamental chapters like Electric Charges and Fields, Electrostatic Potential and Capacitance, Current Electricity, and Moving Charges and Magnetism. These chapters form the foundation of electromagnetic theory and are crucial for both board exams and competitive entrance tests like JEE and NEET.
Key topics include electrostatics principles, Coulomb’s law applications, current electricity numerical problems, Oersted’s experiment, and electromagnetic induction. Focus on historical discoveries by Thales, Oersted, and Maxwell as mentioned in NCERT textbook, along with practical applications like lightning and static electricity phenomena for scoring well in board exams.
The NCERT Class 12 Physics book provides the fundamental conceptual foundation with clear explanations of basic principles like conservative forces and electromagnetic theory. While additional books may have more complex problems, NCERT ensures conceptual clarity essential for understanding advanced topics, and many JEE questions are directly based on NCERT concepts and examples.
The NCERT textbook emphasizes practical applications like spark generation when removing synthetic clothes, lightning during thunderstorms, electric shocks from car doors, and compass needle deflection near current-carrying wires. These examples are frequently asked in CBSE board exams to test students’ understanding of theoretical concepts in real-world contexts.