CBSE Class 12th Physics Syllabus 2025
Hello Friends, Now we are discussing about the Physics Syllabus of Class 12th CBSE Board. There are 9 Units and 14 Chapter in this CBSE Class 12th Physics Syllabus. We also provide you the Solutions of this every Chapters. If you face any problem please comment or Email Us, We will solve your problems immediately. Now We are discussing the CBSE Class 12 Physics Syllabus Chapter by Chapter .
Unit - 1: Electrostatics
Chapter 1:
Electric charges, Conservation of charge, Coulomb's law-force 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 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).
Chapter 2:
Electric potential, potential difference, electric potential due to a point charge, a dipole and system of charges; equipotential surfaces, electrical potential energy of a system of two-point charges and of electric dipole in an electrostatic field.
Conductors and insulators, free charges and bound charges inside a conductor. Dielectrics and electric polarization, capacitors and capacitance, 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 (no derivation, formulae only).
Unit - 2: Current Electricity
Chapter 3:
Electric current, flow of electric charges in a metallic conductor, drift velocity, mobility and their relation with electric current; Ohm's law, V-I characteristics (linear and non-linear), electrical energy and power, electrical resistivity and conductivity, temperature dependence of resistance, Internal resistance of a cell, potential difference and emf of a cell, combination of cells in series and in parallel, Kirchhoff's rules, Wheatstone bridge.
Unit - 3: Magnetic Effects of Current and Magnetism
Chapter 4:
Concept of magnetic field, Oersted's experiment. Biot - Savart law and its application to current carrying circular loop. Ampere's law and its applications to infinitely long straight wire. Straight solenoid (only qualitative treatment), force on a moving charge in uniform magnetic and electric fields.
Force on a current-carrying conductor in a uniform magnetic field, force between two parallel current-carrying conductors-definition of ampere, torque experienced by a current loop in uniform magnetic field; Current loop as a magnetic dipole and its magnetic dipole moment, moving coil galvanometer- its current sensitivity and conversion to ammeter and voltmeter.
Chapter 5:
Bar magnet, bar magnet as an equivalent solenoid (qualitative treatment only), magnetic field intensity due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis (qualitative treatment only), torque on a magnetic dipole (bar magnet) in a uniform magnetic field (qualitative treatment only), magnetic field lines. Magnetic properties of materials- Para-, dia- and ferro -magnetic substances with examples, Magnetization of materials, effect of temperature on magnetic properties.
Unit - 4: Electromagnetic Induction and Alternating Currents
Chapter 6:
Electromagnetic induction; Faraday's laws, induced EMF and current; Lenz's Law, Self and mutual induction.
Chapter 7:
Alternating currents, peak and RMS value of alternating current/voltage; reactance and impedance; LCR series circuit (phasors only), resonance, power in AC circuits, power factor, wattless current. AC generator, Transformer.
Unit - 5: Electromagnetic Waves
Chapter 8:
Basic idea of displacement current, Electromagnetic waves, their characteristics, their transverse nature (qualitative idea only). Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses.
Unit - 6: Optics
Chapter 9:
Ray Optics: Reflection of light, spherical mirrors, mirror formula, refraction of light, total internal reflection and optical fibers, refraction at spherical surfaces, lenses, thin lens formula, lens maker’s formula, magnification, power of a lens, combination of thin lenses in contact, refraction of light through a prism. Optical instruments: Microscopes and astronomical telescopes (reflecting and refracting) and their magnifying powers.
Chapter 10:
Wave optics: Wave front and Huygen’s principle, reflection and refraction of plane wave at a plane surface using wave fronts. Proof of laws of reflection and refraction using Huygen’s principle. Interference, Young's double slit experiment and expression for fringe width (No derivation final expression only), coherent sources and sustained interference of light, diffraction due to a single slit, width of central maxima (qualitative treatment only)
Unit - 7: Dual Nature of Radiation and Matter
Chapter 11:
Dual nature of radiation, Photoelectric effect, Hertz and Lenard's observations; Einstein's photoelectric equation-particle nature of light. Experimental study of photoelectric effect Matter waves-wave nature of particles, de-Broglie relation.
Unit - 8: Atoms and Nuclei
Chapter 12:
Alpha-particle scattering experiment; Rutherford's model of atom; Bohr model of hydrogen atom, Expression for radius of nth possible orbit, velocity and energy of electron in nth orbit, hydrogen line spectra (qualitative treatment only).
Chapter 13:
Composition and size of nucleus, nuclear force Mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number; nuclear fission, nuclear fusion.
Unit - 9: Electronic Devices
Chapter 14:
Energy bands in conductors, semiconductors and insulators (qualitative ideas only) Intrinsic and extrinsic semiconductors- p and n type, p-n junction Semiconductor diode - I-V characteristics in forward and reverse bias, application of junction diode -diode as a rectifier.
How Many Chapters in CBSE 12th Physics Syllabus
There are 14 Chapters in CBSE Class 12th Physics Syllabus
How Many Units in CBSE 12th Physics Syllabus
There are 9 Units in CBSE 12th Physics Syllabus
What are the name of Units Of CBSE 12th Physics Syllabus
Unit - 1: Electrostatics
Unit - 2: Current Electricity
Unit - 3: Magnetic Effects of Current and Magnetism
Unit - 4: Electromagnetic Induction and Alternating Currents
Unit - 5: Electromagnetic Waves
Unit - 6: Optics
Unit - 7: Dual Nature of Radiation and Matter
Unit - 8: Atoms and Nuclei
Unit - 9: Electronic Devices
