NEET Physics Syllabus 2023

Dimensional analysis and its applications; Dimensions of physical quantities; errors in measurement.

Motion in a plane. Uniform circular motion. Cases of uniform velocity and uniform acceleration- projectile motion.

. Static and Kinetic friction, laws of friction, rolling friction, lubrication.

. Centripetal force,

Moment of a force, torque, angular momentum, and conservation of angular momentum with some examples.

Equilibrium of rigid bodies, rigid body rotation, and equation of rotational motion, comparison of linear and rotational motions; a moment of inertia, the radius of gyration. Values of M.I. for simple geometrical objects (no derivation). Statement of parallel and perpendicular axes theorems and their applications.

Viscosity, Stokes’ law, terminal velocity, Reynold’s number, streamline and turbulent flow. Critical velocity, Bernoulli’s theorem, and its applications.

Surface energy and surface tension, angle of contact, excess of pressure, application of surface tension ideas to drops, bubbles, and capillary rise.

The second law of thermodynamics: Reversible and irreversible processes. Heat engines and refrigerators.

Kinetic theory of gases: Assumptions, the concept of pressure. Kinetic energy and temperature; degrees of freedom, the law of equipartition of energy (statement only) and application to specific heat capacities of gases; the concept of mean free path.

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, statement of Gauss’s theorem and its applications to find field due to infinitely long straight wire, uniformly charged infinite plane sheet and uniformly charged thin spherical shell (field inside and outside)

Electric potential, potential difference, electric potential due to a point charge, a dipole and system of charges: equipotential surfaces, the electrical potential energy of a system of two point charges and of electric dipoles in an electrostatic field.

Conductors and insulators, free charges and bound charges inside a conductor. Dielectrics and electric polarization, capacitors and capacitance, a combination of capacitors in series and in parallel, the capacitance of a parallel plate capacitor with and without dielectric medium between the plates, energy stored in a capacitor, Van de Graaff generator.

current; Ohm’s law, electrical resistance, V-I characteristics (linear and non-linear), electrical energy and power, electrical resistivity and conductivity.

Carbon resistors, color code for carbon resistors; series and parallel combinations of resistors; temperature dependence of resistance.

The internal resistance of a cell, potential difference, and emf of a cell, and combination of cells in series and in parallel. Kirchhoff’s laws and simple applications. Wheatstone bridge, Metre bridge.

Potentiometer principle and applications to measure potential difference, and for comparing emf of two cells; measurement of internal resistance of a cell.

Ampere’s law and its applications to infinitely long straight wire, straight and toroidal solenoids. Force on a moving charge in uniform magnetic and electric fields. Cyclotron.

Force on a current-carrying conductor in a uniform magnetic field. The force between two parallel current-carrying conductors- definition of ampere. Torque experienced by a current loop in a 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. The magnetic dipole moment of a revolving electron. Magnetic field intensity is due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis. Torque on a magnetic dipole (bar magnet) in a uniform magnetic field; bar magnet as an equivalent solenoid, magnetic field lines; Earth’s magnetic field and magnetic elements.

Para-, dia-and ferromagnetic substances, with examples.

Electromagnetic and factors affecting their strengths. Permanent magnets.

current; Lenz’s Law, Eddy currents. Self and mutual inductance.

Alternating currents, peak and RMS value of alternating current/ voltage; reactance and impedance; LC oscillations (qualitative treatment only), LCR series circuit, resonance; power in AC circuits, wattles current. AC generator and transformer. 

Electromagnetic waves and their characteristics (qualitative ideas only). Transverse nature of electromagnetic waves.

The electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, x-rays, gamma rays) includes elementary facts about their uses.

Proof of laws of reflection and refraction using Huygens’ Principle.

Interference, Young’s double hole experiment and expression for fringe width, coherent sources and sustained interference of light.

Diffraction due to a single slit, width of central maximum.

Resolving the power of microscopes and astronomical telescopes. Polarisation, plane polarized light; Brewster’s law, uses of plane-polarized light and Polaroids.

Matter waves- wave nature of particles, de Broglie relation. Davisson-Germer experiment (experimental details should be omitted; only the conclusion should be explained).

Composition and size of nucleus, atomic masses, isotopes, isobars; isotones.

Radioactivity- alpha, beta and gamma particles/ rays and their properties decay law. Mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number, nuclear fission and fusion.