NTA JEE Main Physics Syllabus (PDF) 2020  2021: Check latest JEE Main Physics Syllabus 20202021 by NTA. The new JEE Main Physics Syllabus has been published in the latest official information bulletin of JEE Main 2020. Students preparing for JEE Main 2020  2021 are advised to learn the latest syllabus & plan their studies accordingly. Link to download the JEE Main Physics Syllabus 2020  2021 is given at the end of this article.
NTA JEE Main Maths Syllabus (PDF): 2020  2021
JEE Main Physics Syllabus: 2020  2021
Part A 

Unit 1: Physics and Measurement 
 Physics, technology and society, SI units, Fundamental and derived units  Least count, accuracy and precision of measuring instruments  Errors in measurement  Dimensions of Physical quantities  Dimensional analysis and its applications 
Unit 2: Kinematics 
 Frame of reference  Motion in a straight line: Position time graph, speed and velocity  Uniform and nonuniform motion, average speed and instantaneous velocity Uniformly accelerated motion, velocitytime, positiontime graphs, relations for uniformly accelerated motion  Scalars and Vectors  Vector addition and Subtraction  Zero Vector, Scalar and Vector products, Unit Vector, Resolution of a Vector  Relative Velocity  Motion in a plane  Projectile Motion  Uniform Circular Motion 
Unit 3: Laws of Motion 
 Frame of reference  Force and Inertia  Newton's First Law of motion  Momentum  Newton's Second Law of motion  Impulse  Newton's Third Law of motion  Law of conservation of linear momentum and its applications  Equilibrium of concurrent forces  Static and Kinetic friction, laws of friction, rolling friction  Dynamics of uniform circular motion  Centripetal force and its applications 
Unit 4: Work Energy and Power 
 Work done by a constant force and a variable force  Kinetic and potential energies  Workenergy theorem  Power  Potential energy of a spring, conservation of mechanical energy, conservative and nonconservative forces  Elastic and inelastic collisions in one and two dimension 
Unit 5: Rotational Motion 
 Centre of mass of a twoparticle system  Centre of mass of a rigid body  Basic concepts of rotational motion  Moment of a force, torque, angular momentum, conservation of angular momentum and its applications; moment of inertia, radius of gyration  Values of moments of inertia for simple geometrical objects  Parallel and perpendicular axes theorems and their applications  Rigid body rotation, equations of rotational motion 
Unit 6: Gravitation 
 The universal law of gravitation  Acceleration due to gravity and its variation with altitude and depth  Kepler's laws of planetary motion  Gravitational potential energy; gravitational potential  Escape velocity  Orbital velocity of a satellite  Geostationary satellites 
Unit 7: Properties of Solids and Liquids 
 Elastic behaviour  Stressstrain relationship  Hooke's Law  Young's modulus, bulk modulus, modulus of rigidity  Pressure due to a fluid column  Pascal's law and its applications  Viscosity, Stokes' law, terminal velocity, streamline and turbulent flow  Reynolds number  Bernoulli's principle and its applications  Surface energy and surface tension, angle of contact, application of surface tension  drops, bubbles and capillary rise  Heat, temperature, thermal expansion  Specific heat capacity, calorimetry; change of state, latent heat  Heat transferconduction, convection and radiation  Newton's law of cooling 
Unit 8: Thermodynamics 
 Thermal equilibrium, zeroth law of thermodynamics, concept of temperature  Heat, work and internal energy. First law of thermodynamics  Second law of thermodynamics: reversible and irreversible processes  Carnot engine and its efficiency 
Unit 9: Kinetic Theory of Gases 
 Equation of state of a perfect gas, work done on compressing a gas  Kinetic theory of gases  assumptions, concept of pressure  Kinetic energy and temperature: rms speed of gas molecules  Degrees of freedom  Law of equipartition of energy, applications to specific heat capacities of gases;   Mean free path  Avogadro's number 
Unit 10: Oscillations and Waves 
 Periodic motion  period, frequency, displacement as a function of time  Periodic functions  Simple harmonic motion (S.H.M.) and its equation; phase; oscillations of a spring restoring force and force constant, energy in S.H.M.  kinetic and potential energies  Simple pendulum  derivation of expression for its time period  Free, forced and damped oscillations, resonance. Wave motion  Longitudinal and transverse waves, speed of a wave  Displacement relation for a progressive wave  Principle of superposition of waves, reflection of waves  Standing waves in strings and organ pipes, fundamental mode and harmonics, Beats, Doppler effect in sound 
Unit 11: Electrostatics 
 Electric charges: Conservation of charge  Coulomb's lawforces between two point charges, forces between multiple charges; superposition principle and continuous charge distribution  Electric field: Electric field due to a point charge  Electric field lines, Electric dipole  Electric field due to a dipole  Torque on a dipole in a uniform electric field  Electric flux, Gauss's law and its applications to find field due to infinitely long uniformly charged straight wire, uniformly charged infinite plane sheet and uniformly charged thin spherical shell  Electric potential and its calculation for a point charge, electric dipole and system of charges  Equipotential surfaces  Electrical potential energy of a system of two point charges in an electrostatic field  Conductors and insulators Dielectrics and electric polarization  Capacitor, combination of capacitors in series and in parallel, capacitance of a parallel plate capacitor with and without dielectric medium between the plates, Energy stored in a capacitor. 
Unit 12: Current Electricity 
 Electric current  Drift velocity  Ohm's law  Electrical resistance  Resistances of different materials  VI characteristics of Ohmic and non ohmic conductors  Electrical energy and power  Electrical resistivity  Colour code for resistors  Series and parallel combinations of resistors  Temperature dependence of resistance  Electric Cell and its Internal resistance  Potential difference and emf of a cell, combination of cells in series and in parallel  Kirchhoff's laws and their applications  Wheatstone bridge  Metre bridge  Potentiometer  principle and its applications 
Unit 13: Magnetic Effects of Current and Magnetism 
 BiotSavart law and its application to current carrying circular loop  Ampere's law and its applications to infinitely long current carrying straight wire and solenoid  Force on a moving charge in uniform magnetic and electric fields  Cyclotron  Force on a currentcarrying conductor in a uniform magnetic field  Force between two parallel current carrying conductorsdefinition of ampere  Torque experienced by a current loop in uniform magnetic field  Moving coil galvanometer, its current sensitivity and conversion to ammeter and voltmeter  Current loop as a magnetic dipole and its magnetic dipole moment  Bar magnet as an equivalent solenoid, magnetic field lines  Earth's magnetic field and magnetic elements  Para, dia and ferro magnetic substances  Magnetic susceptibility and permeability  Hysteresis  Electromagnets and permanent magnets 
Unit 14: Electromagnetic Induction and Alternating Currents 
 Electromagnetic induction  Faraday's law, induced emf and current  Lenz's Law  Eddy currents  Self and mutual inductance  Alternating currents, peak and rms value of alternating current/ voltage  Reactance and impedance  LCR series circuit, resonance  Quality factor  Power in AC circuits, wattless current  AC generator and transformer 
Unit 15: Electromagnetic Waves 
 Electromagnetic waves and their characteristics  Transverse nature of electromagnetic waves  Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X Rays, gamma rays)  Applications of e.m. waves. 
Unit 16: Optics 
 Reflection and refraction of light at plane and spherical surfaces, mirror formula  Total internal reflection and its applications  Deviation and Dispersion of light by a prism,  Lens Formula, Magnification, Power of a Lens,  Combination of thin lenses in contact  Microscope and Astronomical Telescope (reflecting and refracting) and their magnifyingpowers  Wave optics: wavefront and Huygens' principle  Laws of reflection and refraction using Huygen's principle  Interference  Young's double slit experiment and expression for fringe width  Coherent sources and sustained interference of light  Diffraction due to a single slit, width of central maximum  Resolving power of microscopes and astronomical telescopes  Polarisation  Plane polarized light: Brewster's law, uses of plane polarized light and Polaroids. 
Unit 17: Dual Nature of Matter and Radiation 
 Dual nature of radiation  Photoelectric effect  Hertz and Lenard's observations  Einstein's photoelectric equation  Particle nature of light  Matter waveswave nature of particle, de Broglie relation  DavissonGermer experiment 
Unit 18: Atoms and Nuclei 
 Alphaparticle scattering experiment  Rutherford's model of atom  Bohr model, energy levels, hydrogen spectrum  Composition and size of nucleus, atomic masses, isotopes, isobars; isotones  Radioactivity Alpha, beta and gamma particles/rays and their properties radioactive decay law  Massenergy relation, mass defect; binding energy per nucleon and its variation with mass number, nuclear fission and fusion 
Unit 19: Electronic Devices 
 Semiconductors  Semiconductor diode  IV characteristics in forward and reverse bias, diode as a rectifier  IV characteristics of LED, photodiode, solar cell and Zener diode  Zener diode as a voltage regulator  Junction transistor, transistor action, characteristics of a transistor  Transistor as an amplifier (common emitter configuration) and oscillator  Logic gates (OR, AND, NOT, NAND and NOR). Transistor 
Unit 20: Communication Systems 
 Propagation of electromagnetic waves in the atmosphere  Sky and space wave propagation  Need for modulation  Amplitude and Frequency Modulation  Bandwidth of signals  Bandwidth of Transmission medium  Basic Elements of a Communication System (Block Diagram only) 
Part B 

Unit 21: Experimental Skills Familiarity with the basic approach and observations of the experiments and activities: 1. Vernier callipersits use to measure internal and external diameter and depth of a vessel. 2. Screw gaugeits use to determine thickness/diameter of thin sheet/wire. 3. Simple Pendulumdissipation of energy by plotting a graph between square of amplitude and time. 4. Metre Scale  mass of a given object by principle of moments. 5. Young's modulus of elasticity of the material of a metallic wire. Surface tension of water by capillary rise and effect of detergents. 7. Coefficient of Viscosity of a given viscous liquid by measuring terminal velocity of a given spherical body. 8. Plotting a cooling curve for the relationship between the temperature of a hot body and time. 9. Speed of sound in air at room temperature using a resonance tube. 10. Specific heat capacity of a given (i) solid and (ii) liquid by method of mixtures. 11. Resistivity of the material of a given wire using metre bridge. 12. Resistance of a given wire using Ohm's law. 13. Potentiometer (I) Comparison of emf of two primary cells. (I) Determination of internal resistance of a cell. 14. Resistance and figure of merit of a galvanometer by half deflection method. 15. Focal length of: (i) Convex mirror (ii) Concave mirror, and (iii) Convex lens using parallax method. 16. Plot of angle of deviation vs angle of incidence for a triangular prism. 17. Refractive index of a glass slab using a travelling microscope. 18. Characteristic curves of a pn junction diode in forward and reverse bias. 19. Characteristic curves of a Zener diode and finding reverse break down voltage. 20. Characteristic curves of a transistor and finding current gain and voltage gain. 21. Identification of Diode, LED, Transistor, IC, Resistor, Capacitor from mixed collection of such items. 22. Using multimeter to: (I) Identify base of a transistor (ii) Distinguish between npn and pnp type transistor (ii) See the unidirectional flow of current in case of a diode and an LED. (iv) Check the correctness or otherwise of a given electronic component (diode, transistor or IC). 
Download JEE Main Physics Syllabus (PDF): 2020  2021
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