CUET UG 2026 Physics is 50 questions, all compulsory, in 60 minutes — +5 for correct, −1 for wrong, 200 marks, computer-based, drawn entirely from Class 12 NCERT. Two things changed and both matter: the old "attempt 40 of 50" choice buffer is gone, so there's no skipping your weak unit; and CUET still tests chapters CBSE removed from the board syllabus — Communication Systems most notably. If you're revising only from your board notes, you have a blind spot. Formulas below, unit by unit, plus what makes CUET different from the board paper you're already preparing for.
- The 2026 pattern (and what changed)
- The blind spot: chapters CBSE deleted but CUET kept
- CUET vs your board exam — different skill, same syllabus
- Electrostatics & Current Electricity · Magnetism, EMI & AC
- EM Waves & Optics · Dual Nature, Atoms & Nuclei · Electronic Devices & Communication
- The 72-second problem · FAQs
The 2026 pattern (and what changed)
If you've read a CUET guide that mentions attempting 40 questions out of 50, close it — that's the old exam. Here's the current one:
| Old CUET | CUET UG 2026 | |
|---|---|---|
| Questions | 50 printed, attempt 40 | 50, all compulsory |
| Duration | 45 minutes | 60 minutes |
| Choice buffer | Skip 10 questions freely | None |
| Mode | Hybrid (CBT + pen-paper) | Computer-based only |
| Marking | +5 / −1 / 0 | +5 / −1 / 0 (unchanged) |
| Maximum marks | 200 | 200 (unchanged) |
| Syllabus | Class 12 NCERT | Class 12 NCERT (unchanged) |
The blind spot: chapters CBSE deleted but CUET kept
This is the single most useful thing on this page, and almost nobody flags it.
CBSE rationalized its Class 12 Physics syllabus and removed topics. CUET's syllabus retained some of them. If you revise only from your board notes, you will not have studied:
- Communication Systems — elements of a communication system, bandwidth of signals and transmission media, modulation. A full unit that your board paper won't ask and CUET can.
- Zener diode as a voltage regulator — the I–V characteristics and the regulator application, within Semiconductor Electronics.
The fix is small: these are short, self-contained, formula-light topics. An evening each. But you have to know they exist — and a student revising from board notes alone simply won't meet them until the exam.
CUET vs your board exam — different skill, same syllabus
Same NCERT content, completely different demand. Understanding this is most of CUET preparation:
| Board paper | CUET |
|---|---|
| Long answers, step marks | MCQs only — the final answer is all that counts |
| Partial credit for method | No partial credit. Right or −1. |
| Derivations asked explicitly | Derivations rarely asked — but their results are used constantly |
| ~3 hours for 70 marks | 60 minutes for 50 questions — roughly 72 seconds each |
| No negative marking | −1 per wrong answer — blind guessing loses marks |
| Rewards writing | Rewards recall speed and formula fluency |
The practical consequence: a formula you have to derive is a formula you don't have. In a board exam, working it out earns method marks. In CUET, it eats 90 seconds and you still might miss. That's why a formula sheet matters more here than for boards — it's the whole skill, not a supplement.
Electrostatics & Current Electricity HIGH
| Formula | Use |
|---|---|
| F = (1/4πε0) · q1q2/r² | Coulomb's law; 1/4πε0 = 9 × 109 N m² C−2 |
| E = F/q0; E = (1/4πε0) · q/r² | Field due to a point charge |
| φ = E·A; φ = qenc/ε0 | Flux and Gauss's law |
| E = λ/(2πε0r); E = σ/(2ε0); E = σ/ε0 | Line charge; infinite sheet; conductor surface — standard Gauss results |
| V = (1/4πε0) · q/r; E = −dV/dr | Potential, and field as its gradient |
| U = (1/4πε0) · q1q2/r; W = q(VB − VA) | Potential energy and work done |
| p = q(2a); τ = p × E; U = −pE cos θ | Dipole moment, torque, energy |
| C = Q/V; C = ε0A/d | Capacitance; parallel plate |
| C = Kε0A/d | With dielectric — K is the dielectric constant |
| Series: 1/C = Σ1/Ci · Parallel: C = ΣCi | Opposite to resistors — a classic MCQ trap |
| U = ½CV² = ½QV = Q²/(2C) | Energy stored |
| I = nAevd; vd = eEτ/m | Drift velocity |
| R = ρL/A; ρ = m/(ne²τ) | Resistance and resistivity |
| ρt = ρ0(1 + αΔT) | Temperature dependence |
| Series: R = ΣRi · Parallel: 1/R = Σ1/Ri | Combinations |
| I = E/(R + r); terminal V = E − Ir | EMF and internal resistance |
| Kirchhoff: ΣI = 0 at a junction; ΣV = 0 in a loop | Circuit analysis |
| Balanced bridge: P/Q = R/S | Wheatstone bridge |
| P = VI = I²R = V²/R | Power |
Magnetism, EMI & AC HIGH
| Formula | Use |
|---|---|
| F = q(v × B); F = qvB sin θ | Lorentz force |
| r = mv/(qB); f = qB/(2πm) | Radius and cyclotron frequency |
| dB = (μ0/4π) · I dl sin θ/r² | Biot–Savart law |
| B = μ0I/(2πr) | Straight wire |
| B = μ0I/(2R); B = μ0nI | Circle centre; solenoid |
| F/l = μ0I1I2/(2πd) | Force between parallel wires — the ampere's definition |
| τ = NIAB sin θ; m = NIA | Torque on a loop; magnetic moment |
| φ = BA cos θ; ε = −dφ/dt | Flux and Faraday's law — the minus sign is Lenz's law |
| ε = Blv | Motional EMF |
| ε = −L dI/dt; L = μ0n²Al | Self-inductance |
| U = ½LI² | Energy in an inductor |
| Irms = I0/√2; Vrms = V0/√2 | RMS values |
| XL = ωL; XC = 1/(ωC) | Reactances |
| Z = √(R² + (XL − XC)²); tan φ = (XL − XC)/R | Impedance and phase |
| Resonance: ω0 = 1/√(LC) | At resonance XL = XC, Z is minimum, current maximum |
| P = VrmsIrms cos φ | Power; cos φ is the power factor |
| Ns/Np = Vs/Vp = Ip/Is | Transformer |
EM Waves & Optics HIGH
| Formula | Use |
|---|---|
| c = 1/√(μ0ε0) = 3 × 108 m/s | Speed of light; know the EM spectrum order |
| 1/v − 1/u = 1/f; m = v/u | Mirror formula (sign convention decides the answer) |
| n = c/v; n1 sin i = n2 sin r | Refractive index; Snell's law |
| sin C = 1/n | Critical angle — total internal reflection |
| 1/v − 1/u = (n−1)(1/R1 − 1/R2) | Lens maker's formula |
| P = 1/f (dioptres); P = ΣPi | Power; lenses in contact |
| A + δm = i + e; n = sin((A+δm)/2)/sin(A/2) | Prism |
| Compound microscope: m = (v0/u0)(1 + D/fe) | Optical instruments — magnification formulas |
| Telescope: m = f0/fe | |
| Δx = d sin θ ≈ yd/D | Path difference, Young's double slit |
| Fringe width β = λD/d | YDSE — the most-asked wave optics formula |
| Maxima: Δx = nλ · Minima: Δx = (2n−1)λ/2 | Conditions for bright and dark fringes |
| Single slit minima: a sin θ = nλ | Diffraction — note it's the reverse of YDSE's maxima condition |
| Brewster: tan ip = n | Polarisation |
| I = I0cos²θ | Malus's law |
Dual Nature, Atoms & Nuclei MED
| Formula | Use |
|---|---|
| E = hν = hc/λ; h = 6.63 × 10−34 J s | Photon energy |
| hν = φ0 + Kmax; Kmax = hν − hν0 | Photoelectric equation — Einstein's |
| eV0 = Kmax | Stopping potential |
| λ = h/p = h/(mv); λ = 12.27/√V Å | de Broglie; the second form is for electrons accelerated through V volts |
| En = −13.6 Z²/n² eV; rn = 0.529 n²/Z Å | Bohr model |
| 1/λ = R(1/n1² − 1/n2²); R = 1.097 × 107 m−1 | Rydberg; Lyman UV, Balmer visible |
| R = R0A1/3 | Nuclear radius |
| Δm = [Zmp + (A−Z)mn] − M; Eb = Δmc² | Mass defect and binding energy; 1 u = 931.5 MeV |
| N = N0e−λt; t1/2 = 0.693/λ | Radioactive decay |
Electronic Devices & Communication MED
| Topic | What's asked |
|---|---|
| Semiconductors | Intrinsic vs extrinsic; n-type and p-type; energy band gaps |
| p-n junction | Depletion region, barrier potential, forward and reverse bias |
| Diode as rectifier | Half-wave and full-wave; ripple frequency |
| Zener diode | I–V characteristics and voltage regulator action — CUET tests this; check whether your board notes cover it |
| Logic gates | Truth tables for AND, OR, NOT, NAND, NOR — pure recall, quick marks |
| Communication Systems | Elements of a communication system; bandwidth of signals and transmission media; modulation and its necessity. Retained in CUET — see the blind-spot box above. |
The 72-second problem
50 questions in 60 minutes is 72 seconds each, including reading. That number should shape everything about how you prepare:
| Do | Because |
|---|---|
| Memorise formulas to instant recall | Deriving costs 90 seconds you don't have. Recall speed is the skill CUET tests. |
| Practise MCQs, not long answers | Your board prep builds writing. CUET needs selection. They're different exercises. |
| Learn the standard results (Gauss cases, YDSE, Bohr) | They appear as the answer, not as a derivation to perform |
| Skip strategically, then return | All 50 are compulsory, but CBT lets you navigate. Bank the fast ones first; don't die on question 7. |
| Guess only when you can eliminate | −1 makes blind guessing negative-expectation. Two options eliminated makes it worth it. |
| Take mocks on a computer | It's CBT now. Reading Physics on a screen and using an on-screen calculator are skills; find that out at home. |
CUET Physics handwritten notes & formula sheet
CUET rewards instant recall, and that's what a compact formula sheet is for:
- Complete Class 12 Physics — all units, NCERT-aligned, in one compact set
- Colour-coded formula boxes with diagrams — built for repeated fast revision, not reading
- Real handwritten notes by toppers — IITians, NITians and university toppers
- Instant PDF or printed book (COD available, all-India delivery) · English & Hindi medium
- Works for boards and CUET together — same syllabus, one set of notes
FAQs
What is the CUET UG 2026 Physics exam pattern?
50 multiple-choice questions, all compulsory, in 60 minutes, for a maximum of 200 marks — with +5 for each correct answer and −1 for each wrong one. It's computer-based, and the syllabus is Class 12 NCERT.
Is it still 40 questions out of 50 in CUET 2026?
No — the optional choice buffer has been removed and all 50 questions are now compulsory. Any guide telling you to attempt 40 of 50 is describing the older pattern.
Is the CUET Physics syllabus the same as the CBSE board syllabus?
Almost, but not exactly. CUET retains some topics CBSE removed when it rationalized the syllabus — Communication Systems most notably, plus the Zener diode as a voltage regulator — so revising only from board notes leaves a gap.
Which chapters are most important for CUET Physics?
Electrostatics and Current Electricity, Magnetism with Electromagnetic Induction and AC, and Optics carry the most questions, with NTA placing particular emphasis on application-based questions in Electrostatics and Optics.
Is there negative marking in CUET Physics?
Yes — minus one for every wrong answer, with no penalty for leaving a question unanswered. That makes blind guessing a losing move, though guessing is worth it once you can eliminate two options.
How much time do I get per question in CUET Physics?
About 72 seconds, since it's 50 questions in 60 minutes including reading time. That's why instant formula recall matters more in CUET than in the board exam, where deriving a result still earns method marks.
Can I prepare for CUET and CBSE boards together?
Yes, and you should — the syllabus is essentially the same Class 12 NCERT content. What differs is the skill: boards need derivations, steps and writing, while CUET needs recall speed and MCQ selection, so add MCQ practice on top of proper board preparation.
Is NCERT enough for CUET Physics?
For content, yes — the syllabus is explicitly Class 12 NCERT. What NCERT doesn't give you is MCQ practice against a clock, which is the actual CUET skill, so add previous-year papers and mocks taken on a computer.