Tamil Nadu HSC Physics Answer Key 2026: As per the official timetable, the Directorate of Government Examinations, Tamil Nadu, conducted the class 12 Physics examination today, Math 13, 2026. The exam is in the morning session and starts at 10:00 AM and concludes at 1:15 PM Historically, the Tamil Nadu 12th Physics paper is considered balanced but application-heavy.
Based on student's initial reactions, the Tamil Nadu HSC Physics paper was of moderate difficulty level. The part I - with multiple choice questions was easy. Students were able to complete the paper on time.
The Physics exam is conducted for 70 marks (Theory), with the remaining 30 marks coming from Practicals (20) and Internal Assessment (10). Students apepearing for the examination can access the live updates related to the Tamil Nadu HSC Physics Answer Key 2026 available here with detailed analysis.
Tamil Nadu HSC Physics Answer Key 2026
Students can refer to the Tamil Nadu Class 12th Physics Answer Key 2026 available in the table below. Students can evaluate their performance using the available answer key prepared by the subject experts.
| Tamil Nadu HSC Physics Questions 2026 | Tamil Nadu HSC Physics Answers 2026 |
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PART 1 - MULTIPLE CHOICE QUESTIONS 1. The mass of 73 Li nucleus is 0.042 u... |
(C) 5.6 MeV |
| 2. The principle bsed on which a solar cell is created is... | (A) Photovoltaic action |
| 3. When the current changes from +2A to -2A in 0.05s... | (D) 0.1 H |
| 4. Which one of them is used to produce propagating electromagnetic wave | (B) an accelerating charge |
| 5. Two wires of A and B with circular... | (A) 1/√3 |
| 6. The particle which gives mass to protons and neutrons is... | (B) Higgs Particle |
| 7. The range of antena is 64 KM, then it's height (Radius of the earth is 6400 km) | (B) 0.32 KM |
| 8. Two identical conducting balls... | (C) More than before |
| 9. In a young double-slit experiment, the slit separation is doubled... | (D) 2D |
| 10. Emission of electrons by the absorption of heat energy is called | (B) Thermionic |
| 11. Which of the statement is true/false for equipotential surface | (D) All of the above |
| 12. The spped of light in isotropic medium depends on... | (D) it's wavelength |
| 13. A non-conducting charged ring carrying a charge of q, mass m,... | (B) q/2m |
| 14. The potential energy of a magnetic diapole... | (D) -0.8 J |
| 15. Inside the calcite crystal, along the optic axis, the ratio of velocities of extraordinary ray to ordinary ray is | (D) 1:1 |
Also Check | Tamil Nadu 12th Maths Blue Print 2026: Chapter Wise Weightage
Tamil Nadu HSC Physics Question Paper Analysis
Here’s the detailed question paper analysis of the Tamil Nadu class 12th Physics Exam 2026 based on students’ feedback and subject experts’ review.
| Particulars | Details |
| Overall Difficulty Level | Moderate |
| Section A Difficulty Level | Easy to Moderate |
| Section B Difficulty Level | Moderate |
| Secton C Difficulty Level | Moderate (Direct questions) |
| Secion D Difficulty Level | Moderate but lengthy |
| Was the paper lengthy? | No |
To pass the Tamil Nadu HSC (Class 12) Physics exam in 2026, students must secure a minimum of 35 marks out of 100 in aggregate. This generally breaks down to a requirement of at least 15 marks in the 70-mark theory paper, along with marks from the practical/internal assessment. Students must use the available Tamil Nadu HSC Physics Answer Key 2026 and analysis for reference only.
Students who appeared for the English exam can check the Tamil Nadu HSC English Answer Key (OUT) 2026 and detailed Question Paper Review for performance evaluation.
Live Updates
- The overall paper was of moderate difficulty level
- Section A was easy.
- Short and long answer questions were direct which made it slightly time consuming.
- Direct short numerical questions from power of lens and diffraction were there.
- The paper was student-friendly according to student reviews and expert opinions.
The Tamil Nadu HSC Physics 2026 exam has been concluded at 1:15 PM. Students can access the unofficial answer key and analysis soon.
To pass Tamil Nadu HSC (Class 12) Physics, students must secure a minimum of 35 marks out of 100 in total. For subjects with practicals, this generally requires passing the theory paper (often 70 or 90 marks) and appearing for the practical exam, with 35% being the overall qualifying standard.
Historically, the Tamil Nadu 12th Physics paper is considered balanced but application-heavy.
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Theory (Easy to Moderate): Most theoretical questions and derivations come directly from the Samacheer Kalvi textbooks.
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Numericals (Moderate): Unlike the language papers, Physics often features calculation-intensive problems in the 3-mark and 5-mark sections.
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Compulsory Questions: The compulsory questions (usually in Part II and Part III) are typically the "deal-breakers" that test conceptual depth rather than rote memory.
The exam is conducted for 70 marks (Theory), with the remaining 30 marks coming from Practicals (20) and Internal Assessment (10).
| Section | Question Type | Total Questions | Questions to Attempt | Marks per Question | Total Marks |
| Part I | MCQs | 15 | 15 (No choice) | 1 | 15 |
| Part II | Very Short Answer | 9 | 6 (1 Compulsory) | 2 | 12 |
| Part III | Short Answer | 9 | 6 (1 Compulsory) | 3 | 18 |
| Part IV | Long Answer | 10 | 5 (Either/Or choice |
The TN HSC results are tentatively expected on May 8, 2026.
- Mandatory Documents: You must carry your official TN 12th Admit Card and a valid photo ID to the center.
- Stationery Essentials: Bring blue/black ballpoint pens, pencils for diagrams, and a ruler. Calculators are strictly prohibited.
- Diagrams & Units: Use a pencil and scale for all circuit diagrams. Always include SI units in final numerical answers to avoid losing partial marks.
- Question Paper Structure: The paper consists of 4 Parts (38 total questions) ranging from 1-mark MCQs to 5-mark long-form questions
Students must score a minimum of 35% in each subject to pass the HSC board exams.
The theory paper is for 70 marks, with the remaining 30 marks coming from practicals (20) and internal assessments (10).
The Tamil Nadu HSC Physics Exam 2026 has commenced now at 10 AM.
- Electronics: Mobile phones, Bluetooth devices, earphones, smartwatches, and calculators.
- Study Material: Books, notes, paper chits, or any printed material.
- Accessories: Wallets, handbags, goggles, belts, and jewelry.
- Reporting Time: Reach the exam center by 10:00 AM.
- Material Provision: Graph sheets and required drawing tools are usually provided by the center.
- Instructions: Only use authorized pens for writing.
- Admit Card (Hall Ticket): Mandatory document for entry.
- Valid Photo ID: School ID card or Aadhaar card.
- Stationery: Blue or black ballpoint pens (2–3), pencils, eraser, sharpener, and a ruler.
- Transparent Pouch: For storing pens and pencils.
- Clothing: School uniform is required.
For the Tamil Nadu HSC Physics Exam 2026, students must carry their Admit Card, valid School ID/Aadhaar card, and blue/black ballpoint pens, all preferably in a transparent pouch. Essential stationery includes pencils, an eraser, sharpener, and a ruler, while electronic devices and bags are strictly prohibited.
Introduces Nanoscience, Nanotechnology, and Robotics.
Focuses on Dual Nature of Radiation, Atomic/Nuclear Physics (Bohr model, Fission/Fusion), and Electronics (Diodes, Transistors, Logic Gates).
Includes Electromagnetic Waves, Ray Optics (mirrors, lenses, instruments), and Wave Optics (interference, diffraction).
Covers Electrostatics (Coulomb’s law, Gauss Law), Current Electricity (Ohm’s law, Kirchhoff’s rules), Magnetism (Lorentz force, Ampere’s Law), and Electromagnetic Induction (AC circuits).
The Tamil Nadu Higher Secondary Course (HSC) Class 12 Physics syllabus for 2026 is designed by the State Council of Educational Research and Training (SCERT) and follows a pattern that integrates core classical concepts with modern developments. The syllabus is divided into 11 main units.
- Electricity & Magnetism
- Electromagnetic Waves
- Ray Optics
- Atomic and Nuclear Physics
- Interference
High-weightage topics include Electrostatics (~10 marks), Current Electricity (~12 marks), and Magnetic Effects of Current (~10 marks).
- otal Marks: 100 (70 Theory + 20 Practical + 10 Internal).
- Exam Duration: 3 Hours.
- Question Structure (Theory - 70 Marks):
- Section A (Objective): 30 questions (1 mark each).
- Section B (Very Short Answer): 15 questions (3 marks each - likely internal choices).
- Section C (Short Answer): 7 questions (5 marks each - likely internal choices).
- Section D (Long Answer): 4 questions (10 marks each - likely internal choices).
The Tamil Nadu 12th (HSC) Physics exam 2026 consists of a 100-mark structure: 70 marks for theory, 20 for practicals, and 10 for internal assessment. The 3-hour theory paper includes 30 objective-type, 15 very short answer, 7 short answer, and 4 long answer questions.
The Tamil Nadu HSC Physics 2026 Examination will be held from 10:15 AM to 1:15 PM.