JEE Main 2027 Physics Syllabus (OUT): PDF Download, Important Topics

Unit 1: Units and Measurements

Units of measurement, systems of units, SI units, fundamental and derived units, least count, significant figures, errors in measurement; dimensions, dimensional analysis and applications

Unit 2: Kinematics

Frame of reference, motion in a straight line, speed and velocity, uniform/non-uniform motion, average speed, instantaneous velocity, uniformly accelerated motion, velocity-time and position-time graphs, relative velocity; motion in a plane, projectile motion, uniform circular motion

Unit 3: Laws of Motion

Force and inertia, Newton's laws of motion, momentum, impulse; conservation of linear momentum and applications; equilibrium of concurrent forces; static and kinetic friction, laws of friction, rolling friction; dynamics of uniform circular motion - centripetal force, vehicle on level/banked road

Unit 4: Work, Energy and Power

Work by constant and variable force, kinetic and potential energy, work-energy theorem, power; potential energy of a spring, conservation of mechanical energy, conservative and non-conservative forces, motion in a vertical circle; elastic and inelastic collisions in one and two dimensions

Unit 5: Rotational Motion

Centre of mass of two-particle system and rigid body; torque, angular momentum, conservation of angular momentum; moment of inertia, radius of gyration, values for simple geometrical objects, parallel and perpendicular axes theorems; equilibrium of rigid bodies, rotational motion equations, comparison of linear and rotational motion

Unit 6: Gravitation

Universal law of gravitation; acceleration due to gravity and its variation with altitude/depth; Kepler's laws; gravitational potential energy and potential; escape velocity, satellite motion - orbital velocity, time period, energy

Unit 7: Properties of Solids and Liquids

Elastic behaviour, stress-strain, Hooke's law, Young's/bulk modulus, modulus of rigidity; fluid pressure, Pascal's law, viscosity, Stokes' law, terminal velocity, streamline/turbulent flow, critical velocity, Bernoulli's principle; surface energy and surface tension, angle of contact, drops/bubbles/capillary rise; heat, temperature, thermal expansion, specific heat, calorimetry, change of state, latent heat; conduction, convection, radiation

Unit 8: Thermodynamics

Thermal equilibrium, zeroth law, heat/work/internal energy; first law of thermodynamics, isothermal and adiabatic processes; second law of thermodynamics - reversible and irreversible processes

Unit 9: Kinetic Theory of Gases

Equation of state of a perfect gas, work done on compressing a gas; kinetic theory assumptions, concept of pressure, kinetic interpretation of temperature, RMS speed, degrees of freedom, law of equipartition of energy, specific heat capacities of gases, mean free path, Avogadro's number

Unit 10: Oscillations and Waves

Periodic motion, time period, frequency, displacement function, periodic functions; SHM and its equation, phase, spring oscillations, energy in SHM, simple pendulum; wave motion, longitudinal/transverse waves, wave speed, displacement relation, superposition, reflection, standing waves in strings/organ pipes, harmonics, beats

Unit 11: Electrostatics

Electric charges and conservation, Coulomb's law, superposition, continuous charge distribution; electric field, field lines, dipole, torque on dipole; electric flux, Gauss's law and applications (wire, sheet, shell); electric potential, potential energy, equipotential surfaces; conductors, insulators, dielectrics, polarisation; capacitors, series/parallel combination, parallel plate capacitor, energy stored

Unit 12: Current Electricity

Drift velocity, mobility, Ohm's law, resistance, I-V characteristics; electrical energy and power, resistivity, conductivity, series/parallel resistors, temperature dependence; internal resistance, EMF, cells in series/parallel; Kirchhoff's laws, Wheatstone bridge, Metre bridge

Unit 13: Magnetic Effects of Current and Magnetism

Biot-Savart law, Ampere's law and applications (straight wire, solenoid); force on moving charge and current-carrying conductor, force between parallel currents, torque on current loop, moving coil galvanometer; magnetic dipole moment, bar magnet, magnetic field lines, dia/para/ferromagnetism, effect of temperature

Unit 14: Electromagnetic Induction and Alternating Currents

Faraday's law, induced EMF, Lenz's law, eddy currents, self/mutual inductance; AC peak/RMS values, reactance, impedance, LCR circuit, resonance, power in AC circuits, wattless current, AC generator, transformer

Unit 15: Electromagnetic Waves

Displacement current, characteristics of EM waves, transverse nature; electromagnetic spectrum and applications

Unit 16: Optics

Reflection, spherical mirrors, mirror formula; refraction, thin lens/lens maker formula, total internal reflection, magnification, power of lens, combination of lenses, refraction through prism, microscope and telescope; wave optics - Huygens' principle, interference (YDSE, fringe width), diffraction (single slit), polarization, Brewster's law, Polaroid

Unit 17: Dual Nature of Matter and Radiation

Photoelectric effect, Hertz and Lenard's observations, Einstein's photoelectric equation; de Broglie relation and matter waves

Unit 18: Atoms and Nuclei

Alpha-particle scattering, Rutherford's and Bohr's atomic models, energy levels, hydrogen spectrum; composition and size of nucleus, atomic masses, mass-energy relation, mass defect, binding energy per nucleon, nuclear fission and fusion

Unit 19: Electronic Devices

Semiconductors, p-n junction diode I-V characteristics, diode as rectifier, LED, photodiode, solar cell, Zener diode as voltage regulator; logic gates (OR, AND, NOT, NAND, NOR)

Unit 20: Experimental Skills

Vernier callipers, screw gauge, simple pendulum, metre scale, Young's modulus, surface tension, viscosity, speed of sound, specific heat, resistivity by metre bridge, Ohm's law, galvanometer figure of merit, focal length of mirrors/lens, prism deviation, refractive index, diode/Zener characteristics, component identification

Mechanics

Kinematics, NLM, WPE, COM, Rotation, Gravitation, Solids & Fluids

6 - 8

24% - 28%

Electrodynamics

Electrostatics, Capacitance, Current Electricity, Magnetism, EMI & AC

6 - 8

24% - 28%

Modern Physics & Electronics

Dual Nature, Atoms, Nuclei, Semiconductors

4 - 5

14% - 18%

Thermal Physics

Thermal Properties, Thermodynamics, Kinetic Theory of Gases (KTG)

3 - 4

10% - 14%

Optics & Waves

Ray Optics, Wave Optics, SHM, Mechanical & EM Waves

4 - 5

14% - 16%

Measurement & Experimental Skills

Units & Dimensions, Errors, Vernier/Screw Gauge, Metre Bridge

1 - 2

4% - 6%

Modern Physics (Dual Nature, Atoms, Nuclei)

3 - 4

Photoelectric equation, de Broglie wavelength, Bohr model transitions, Rydberg formula, Nuclear binding energy & Q-value.

Current Electricity

2 - 3

Drift velocity, Kirchhoff’s Laws, equivalent resistance, Meter Bridge, potentiometer principles, conversion of Galvanometer.

Semiconductor Electronics

1 - 2

p-n junction characteristics, Zener diode as a voltage regulator, logic gates (Boolean algebra + truth tables).

Units, Dimensions & Errors

1 - 2

Dimensional analysis, percentage error combination, least count & readings of Vernier Callipers and Screw Gauge.

Electromagnetic Waves

1

Relation between $E_0$ and $B_0$ ($c = E_0/B_0$), energy density, Poynting vector, and EM spectrum frequency/wavelength ordering.

Ray Optics & Optical Instruments

2

Refraction at spherical surfaces, Lens Maker’s formula, combination of lenses/mirrors, prism deviation, telescope & microscope magnifying power.

Thermodynamics & KTG

2 - 3

First Law of Thermodynamics ($\Delta Q = \Delta U + W$), work done in PV diagrams (isothermal/adiabatic), molar heat capacities ($C_p, C_v$), RMS & average speeds.

Electrostatics & Capacitance

2 - 3

Gauss's Law applications, electric potential & dipole interactions, capacitor circuits with dielectric insertion, energy stored.

Magnetic Effects & EMI / AC

2 - 3

Biot-Savart Law, Ampere's circuital law, motional EMF, self/mutual inductance, series LCR resonance, quality factor ($Q$), power factor.

Wave Optics

1

Young’s Double Slit Experiment (YDSE) with path difference, fringe shift with mica sheet, single-slit diffraction, central maximum width.

Rotational Motion

1 - 2

Moment of inertia calculation, parallel/perpendicular axis theorems, torque balance ($\tau = I\alpha$), combined translational & rotational rolling.

Work, Energy & Power + COM

1 - 2

Work-Energy Theorem, conservation of mechanical energy, elastic and inelastic collisions in 1D/2D.

Gravitation

1

Variation of $g$ with height, depth, and rotation; gravitational potential energy; orbital and escape velocity.

Simple Harmonic Motion (SHM)

1

Equation of SHM, spring-mass systems, combination of springs, energy conservation in SHM.

Fluids & Solids

1

Bernoulli’s equation, continuity equation, terminal velocity (Stokes' Law), surface tension & capillary rise.

Foundational Theory

NCERT Physics (Class 11 & 12)

Core definitions, standard derivations, direct conceptual/theoretical questions

Concept Building & Problem Solving

Concepts of Physics (Vol 1 & 2 by H.C. Verma)

Intuitive physical conceptualisation, graded numerical problems from basics to advanced

Comprehensive Exam Prep

Cengage Physics for JEE Main (B.M. Sharma)

In-depth theory, extensive chapter-wise illustrations, targeted JEE Main level exercises

Advanced Problem Practice

Understanding Physics Series (D.C. Pandey / Arihant)

Level-wise practice sets, shortcut methods, strong coverage of modern physics & mechanics

PYQ Question Banks

Disha Errorless 25 Years JEE Main PYQs

Chapter-wise & topic-wise solved papers, trend analysis, detailed step-by-step solutions

Recent Shift Practice

PW 8 Years JEE Main PYQs / Arihant Chapter-wise PYQs

Covers all recent online shift papers (2019 - 2026), latest NTA pattern alignment