# CBSE Class 12 Physics PYQ Chapter Wise (2016–2026)
> CBSE Class 12 Physics PYQs chapter wise: all 288 questions from 50 official CBSE Class 12 papers (2016–2026), chapter by chapter.
Source: https://previousyearquestions.app/cbse-class-12/chapters/physics/
Explore: All CBSE Class 12 chapters · CBSE Class 12 hub · Syllabus & pattern · Class 12 2026
## Answer first
CBSE Class 12 Physics PYQs (previous year questions), chapter wise: we tagged **288 Physics questions** from 50 official CBSE Class 12 papers (2016–2026). The chapters asked most are [Ray Optics and Optical Instruments](/cbse-class-12/chapters/ray-optics-and-optical-instruments/) (31), [Semiconductor Electronics](/cbse-class-12/chapters/semiconductor-electronics/) (30), [Current Electricity](/cbse-class-12/chapters/current-electricity/) (28). Open any chapter for every question it has had.
## Physics chapters ranked by questions
1. [Ray Optics and Optical Instruments PYQs](/cbse-class-12/chapters/ray-optics-and-optical-instruments/): 31 questions; most asked: Lens Maker's Formula
2. [Semiconductor Electronics PYQs](/cbse-class-12/chapters/semiconductor-electronics/): 30 questions; most asked: p-n Junction
3. [Current Electricity PYQs](/cbse-class-12/chapters/current-electricity/): 28 questions; most asked: Electric Power
4. [Moving Charges and Magnetism PYQs](/cbse-class-12/chapters/moving-charges-and-magnetism/): 27 questions; most asked: Motion in Magnetic Field
5. [Dual Nature of Radiation and Matter PYQs](/cbse-class-12/chapters/dual-nature-of-radiation-and-matter/): 24 questions; most asked: Photoelectric Effect
6. [Wave Optics PYQs](/cbse-class-12/chapters/wave-optics/): 22 questions; most asked: Young's Double Slit
7. [Atoms PYQs](/cbse-class-12/chapters/atoms/): 19 questions; most asked: Bohr Model
8. [Electromagnetic Waves PYQs](/cbse-class-12/chapters/electromagnetic-waves/): 17 questions; most asked: Electromagnetic Spectrum
9. [Electric Charges and Fields PYQs](/cbse-class-12/chapters/electric-charges-and-fields/): 15 questions; most asked: Gauss's Law
10. [Electrostatic Potential and Capacitance PYQs](/cbse-class-12/chapters/electrostatic-potential-and-capacitance/): 15 questions; most asked: Dielectrics
11. [Electromagnetic Induction PYQs](/cbse-class-12/chapters/electromagnetic-induction/): 15 questions; most asked: Self Inductance
12. [Nuclei PYQs](/cbse-class-12/chapters/nuclei/): 15 questions; most asked: Binding Energy
13. [Alternating Current PYQs](/cbse-class-12/chapters/alternating-current/): 11 questions; most asked: LCR Circuit
14. [Communication Systems PYQs](/cbse-class-12/chapters/communication-systems/): 11 questions; most asked: Sky Wave Propagation
15. [Magnetism and Matter PYQs](/cbse-class-12/chapters/magnetism-and-matter/): 8 questions; most asked: Magnetic Materials
## Physics questions by year
## Most-asked Physics concepts
| Concept | Chapter | Questions | Papers |
|---|---|---|---|
| Photoelectric Effect | [Dual Nature of Radiation and Matter](/cbse-class-12/chapters/dual-nature-of-radiation-and-matter/) | 17 | 10 |
| Electromagnetic Spectrum | [Electromagnetic Waves](/cbse-class-12/chapters/electromagnetic-waves/) | 9 | 8 |
| Young's Double Slit | [Wave Optics](/cbse-class-12/chapters/wave-optics/) | 7 | 7 |
| Bohr Model | [Atoms](/cbse-class-12/chapters/atoms/) | 9 | 6 |
| p-n Junction | [Semiconductor Electronics](/cbse-class-12/chapters/semiconductor-electronics/) | 8 | 5 |
| Lens Maker's Formula | [Ray Optics and Optical Instruments](/cbse-class-12/chapters/ray-optics-and-optical-instruments/) | 6 | 5 |
| Huygens Principle | [Wave Optics](/cbse-class-12/chapters/wave-optics/) | 6 | 5 |
| Gauss's Law | [Electric Charges and Fields](/cbse-class-12/chapters/electric-charges-and-fields/) | 6 | 5 |
| Rectifier | [Semiconductor Electronics](/cbse-class-12/chapters/semiconductor-electronics/) | 5 | 5 |
| Motion in Magnetic Field | [Moving Charges and Magnetism](/cbse-class-12/chapters/moving-charges-and-magnetism/) | 5 | 5 |
| Telescope | [Ray Optics and Optical Instruments](/cbse-class-12/chapters/ray-optics-and-optical-instruments/) | 5 | 4 |
| De Broglie Wavelength | [Dual Nature of Radiation and Matter](/cbse-class-12/chapters/dual-nature-of-radiation-and-matter/) | 5 | 4 |
| Hydrogen Spectrum | [Atoms](/cbse-class-12/chapters/atoms/) | 5 | 4 |
| Displacement Current | [Electromagnetic Waves](/cbse-class-12/chapters/electromagnetic-waves/) | 5 | 4 |
| Total Internal Reflection | [Ray Optics and Optical Instruments](/cbse-class-12/chapters/ray-optics-and-optical-instruments/) | 4 | 4 |
## How to use CBSE Class 12 Physics PYQs
1. Start with the chapters at the top of the ranking. They carry the most questions.
2. For each chapter, solve its PYQs year by year from the official PDFs, then check the answers.
3. Log misses by concept. When a concept repeats in your log, go back to that chapter's concept table.
4. Finish with full CBSE Class 12 papers from the year pages to practise timing.
## Other CBSE Class 12 subjects
- [CBSE Class 12 Chemistry PYQs](/cbse-class-12/chapters/chemistry/)
- [CBSE Class 12 Mathematics PYQs](/cbse-class-12/chapters/mathematics/)
- [CBSE Class 12 Biology PYQs](/cbse-class-12/chapters/biology/)
- [CBSE Class 12 English Core PYQs](/cbse-class-12/chapters/english-core/)
## FAQ
### Which Physics chapters are most important for CBSE Class 12?
By questions in the official papers we tagged (2016–2026): Ray Optics and Optical Instruments (31), Semiconductor Electronics (30), Current Electricity (28). The table on this page ranks every Physics chapter.
### How many Physics questions are in these CBSE Class 12 PYQs?
288 Physics questions across 50 official CBSE Class 12 papers from 2016–2026, spread over 15 chapters.
### Are these CBSE Class 12 Physics PYQs official?
Yes. Every question is from an official CBSE Class 12 paper hosted on our year pages. Summaries are ours; the full question is in the official PDF linked beside it.