KCET 2026 Physics Answer Key: Unofficial D1 & C4 Keys, Analysis and Next Steps
KCET Physics was held on April 23, 2026 in the morning shift. The paper had 60 questions worth 60 marks and accounts for one-third of the total 180 KCET marks .
You can find official updates, answer keys and counselling timelines on the KEA website: kea.kar.nic.in .
Quick Summary: What Happened on April 23, 2026
- The KCET Physics paper (morning shift) had 60 questions = 60 marks .
- Students described the paper as moderate but tricky , with a clear shift to conceptual questions from the 2nd PUC physics syllabus.
- Unofficial memory-based answer keys for paper codes D1 and C4 were published on the exam day.
- Remember: KCET has no negative marking , so tally correct answers only.
Important dates
| Event | Date |
|---|---|
| KCET Physics exam (morning shift) | 23 Apr 2026 |
| Unofficial memory-based answer key / article publication | 23 Apr 2026 |
| Official updates, answer key and counselling schedule | Check kea.kar.nic.in |
KCET 2026 Physics Answer Key: Unofficial D1 and C4 (Memory-Based)
Below are memory-based snapshots for Paper Code D1 and C4 as reported by test-takers. These are unofficial. Use them to estimate your score, not as the final authority.
Table A: Unofficial answer key snapshot — KCET 2026 Physics (D1, Q1–20)
| Q No. | Answer / Key point |
|---|---|
| 1 | 4 |
| 2 | 4) 18 J |
| 3 | 2) 206 Hz |
| 4 | 4) I, II, III and IV |
| 5 | 1) 2.9 x 10^-9 |
| 6 | 3) Q/4ε0 |
| 7 | 4) a- ii b- iii c-i |
| 8 | 3) (1/2) ε0 E^2 A d (option matching field energy) |
| 9 | 3) 9 V |
| 10 | 2) I and II only |
| 11 | 3) 40 V |
| 12 | 2) X is n-type, Y is p-type, junction forward biased |
| 13 | 1) 45.00 km/h |
| 14 | 3) 3.1 x 10^19 electrons/s |
| 15 | 4) Statement I is false but Statement II is true |
| 16 | 2) 20 C |
| 17 | 4) 1.6 A towards right |
| 18 | 3) 4 A, 2.5 A, and 1 A |
| 19 | 2) C |
| 20 | 4) It depends upon angle of incidence (incorrect statement) |
Table B: Unofficial answer key snapshot — KCET 2026 Physics (C4, Q1–20)
| Q No. | Answer / Key point |
|---|---|
| 1 | 3) 3.1 x 10^18 electrons/s |
| 2 | 4) Statement I false; Statement II true |
| 3 | 2) 20 C |
| 4 | 2) 3.2 A towards right |
| 5 | 2) B observes both electric and magnetic fields |
| 6 | 2) Rα > Rp > Re |
| 7 | 2) B is perpendicular to V |
| 8 | (figure-based — memory key lists resultant at P) |
| 9 | 1) Attracted by both poles |
| 10 | 3) II and III |
| 11 | 3) Minimum energy required to eject electron (work function) |
| 12 | 1) Graph-I (photoelectric current vs anode potential) |
| 13 | 4) Only d (wrong statement) |
| 14 | 3) Blv for 0 ≤ x ≤ b |
| 15 | 3) Voltage and current in same phase |
| 16 | 1) 0.454 A |
| 17 | 2) 8 kW line power loss |
| 18 | 1) a-i, b-iii, c-iv, d-ii |
| 19 | 3) a-iii, b-i, c-ii |
| 20 | 2) C (passes through focus) |
Note: These tables cover questions 1–20 from both codes as reported by students. If your paper code differs, wait for the KEA official key on kea.kar.nic.in.
How to Calculate Your KCET 2026 Physics Answer Key Score
Step 1: Take your OMR sheet or rough answer list. Match each answer with the unofficial key above.
Step 2: Count only the correct answers. KCET has no negative marking , so you do not deduct for wrong answers.
Step 3: Your Physics score = Number of correct answers (out of 60). Physics contributes up to 60 marks to the total 180 .
Common mistakes to avoid
- Mixing paper codes: D1 and C4 differ. Match answers with the correct code.
- Misreading memory-based solutions: memory keys can have small errors. Mark answers where you recall confidently.
- Counting partial knowledge as correct: unless you are sure your answer matched the option, leave it uncounted.
Quick example
If you find 45 correct answers in Physics, your Physics marks = 45/60 . Add this to scores in Math and Chemistry to estimate total out of 180.
Paper Difficulty and Pattern Shift: KCET Physics 2025 vs 2026
Test-takers and teachers reported a shift from formula-heavy numeric problems to more conceptual, theory-based questions drawn from 2nd PUC physics . That change favours students with clear concepts.
Table C: Topic-wise comparison (2025 actual vs 2026 tentative)
| Topic | Questions Asked (2025) | Tentative Questions (2026) |
|---|---|---|
| Mechanics (motion, laws, work, energy) | 14 | 8–10 |
| Electrostatics & Current Electricity | 10 | 7–9 |
| Magnetism, Matter & EMI | 7 | 7–9 |
| Thermodynamics & Kinetic Theory | 7 | 6–8 |
| Optics | 8 | 5–7 |
| Modern Physics (atoms, nuclei) | 8 | 6–8 |
| Waves & Oscillations | 4 | 4–5 |
| Gravitation | 3 | 5–6 |
| Units, Measurement & Communication | 2 | 2–4 |
What the shift means for you
Short term: The 2026 paper needed stronger conceptual clarity. If you relied on rote formulas, you likely found some questions tricky.
Long term: Expect KCET Physics to test reasoning alongside calculations. Revise 2nd PUC fundamentals and practice conceptual MCQs.
Marks vs Rank: Why 4–5 Physics Marks Matter
Physics is 60 marks of the total 180 . Small swings in Physics can change your overall position significantly.
Official and coaching feedback indicates a difference of 4–5 physics marks can change rank by hundreds for many candidates. That’s because KCET ranks are tight across the state.
Practical takeaway
- If your Physics score goes up by 4–5 marks after checking keys, your rank can jump sharply. Do not ignore small gains.
- Conversely, a small loss in Physics may push you down several hundred ranks. Keep alternative college choices ready.
What to Do After Checking the Unofficial Key
1) Recalculate your total. Sum Physics, Chemistry and Mathematics estimated marks. Keep calm — estimates can differ from official marks.
2) Prepare documents for counselling. While waiting for KEA official notifications, collect class 10 and 12 marksheets, ID proofs, and category certificates.
3) Start college research with predicted cutoffs. Use your estimated total to shortlist realistic and safety options.
4) Plan for discrepancies. Unofficial keys can have small errors. Treat them as guides, not final scores.
Practical checklist
- Scanned copies of mark sheets and certificates.
- A shortlist of 6–10 colleges across likely cutoff ranges.
- Backup options: diploma lateral-entry or state universities, in case ranks drop.
Where to Find Official Updates: KEA Website and Timeline
The Karnataka Examinations Authority publishes the official answer key, results and counselling schedule on kea.kar.nic.in . Always rely on the KEA site for final answers, tie-break rules and counselling dates.
What to watch for on KEA
- Official answer key release (KEA will announce date on its portal).
- Challenge window (if KEA allows objections to the provisional key).
- Result declaration and rank list.
- Counselling schedule and document verification dates.
Limitations of the Unofficial Key and What’s Missing
Memory-based keys are useful but limited. Common gaps:
- No stepwise solutions or full explanations for numerical questions.
- No consolidated marking scheme or state tie-break rules.
- Unclear whether image/PDF of full question paper will be released by KEA.
- No official downloadable PDF from KEA yet; wait for the authority’s release.
How to handle discrepancies
If an unofficial answer differs from KEA’s official key, trust KEA. If you notice a likely error in the KEA provisional key after it is released, check whether KEA provides an objection mechanism and follow the official process.
Appendix: Useful Tables and References
Table D: Quick reference — KCET Physics facts (2026)
| Fact | Detail |
|---|---|
| Exam date (Physics) | 23 Apr 2026 (morning shift) |
| Questions in Physics | 60 (60 marks) |
| Total KCET marks | 180 |
| Negative marking | No |
| Official site | kea.kar.nic.in |
Table E: Snapshot — 2025 vs 2026 topic shift (see earlier table for details)
(Refer to Table C above for the topic-wise comparison.)
References and official link
- KEA official site: kea.kar.nic.in (for official answer key, results and counselling schedule)
Quick FAQ: KCET 2026 Physics Answer Key (Top Questions Answered)
Q1: Was the KCET 2026 Physics paper easy or tough?
A1: Test-takers described it as moderate but tricky . The paper leaned more on concepts and theory from 2nd PUC physics than pure formulaic questions.
Q2: How many Physics questions are in KCET?
A2: Physics has 60 questions worth 60 marks .
Q3: Is there negative marking in KCET?
A3: No. KCET has no negative marking .
Q4: Where will the official answer key and counselling dates be posted?
A4: On the KEA website: kea.kar.nic.in . Always follow the KEA portal for final updates.
Q5: Are the D1 and C4 keys final?
A5: No. D1 and C4 keys published on the exam day are unofficial memory-based keys. KEA’s official key is final.
Q6: How much can 4–5 Physics marks change my rank?
A6: Feedback indicates a 4–5 mark swing in Physics can change rank by hundreds . Exact rank change depends on overall state scores.
Q7: What should I do if my unofficial score is borderline for preferred colleges?
A7: Prepare both for your first-choice and backup colleges. Gather documents and monitor KEA for counselling and cutoff announcements.
Q8: Will KEA publish stepwise solutions?
A8: KEA typically publishes official answer keys and results. Stepwise solutions are rarely provided by the authority; coaching institutes or educators often publish detailed solutions later.
Final note
Use this unofficial KCET 2026 Physics answer key to estimate your score and plan next steps. Keep checking kea.kar.nic.in for the official key, objection window (if any), results and counselling schedule. Small differences in Physics marks matter a lot — a calm, organised approach now will help you during counselling.