Check Revised Syllabus and Exam Scheme

CBSE Class 12 Physics Syllabus 2022-23: CBSE syllabus plays a major role in helping the students to prepare an effective study plan. The Central Board of Secondary Education (CBSE) has released the revised syllabus for class 12th for the session 2022-2023. We have provided below CBSE Class 12 Physics Revised Syllabus which students can read and download in PDF. This syllabus mentions the syllabus structure details for theory paper and practical exam. Students must follow this latest syllabus to study only prescribed chapters and topics and avoid the material left for the current academic session.

Check below CBSE Class 12 Physics Syllabus 2022-23:

written record:

ncert book for class 12 physics

NCERT Solutions for Class 12 Physics

Unit I: Electrostatics 26 Periods

Chapter-1: Electric Charges and Fields

Electric charge, Conservation of charge, Coulomb’s law-force between two point charges, Force between multiple charges; Superposition principle and continuous charge distribution.

Electric field, electric field due to point charge, electric field lines, electric dipole, electric field due to dipole, torque on a dipole in a uniform electric field.

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

Chapter-2: Electrostatic Potential and Capacitance

electric potential, potential difference, electric potential due to a point charge, a dipole and system of charges; Equipotential surface, electric potential energy of a system of two-point charges, and electric dipoles 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 parallel plate capacitors between plates and without a dielectric medium, Energy stored in a capacitor (only derivation, not formula).

Unit II: Current Electricity (18 Periods)

Chapter-3: Power Current

Electric current, flow of electric charges in a metal conductor, drift velocity, mobility and their relation with electric current; Ohm’s law, VI 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, of cells in series and in parallel Combination, Kirchhoff’s Law, Wheatstone Bridge.

Unit III: Magnetic Effects of Current and Magnetism (25 Periods)

Chapter-4: Moving Charge and Magnetism

The concept of the magnetic field, Oersted’s experiment.

Biot – Savart law and its application on current carrying circular loops.

Ampere’s law and its applications for infinitely long straight wire. Force on a moving charge in straight solenoid (qualitative treatment only), uniform magnetic and electric fields.

force on a current-carrying conductor in a uniform magnetic field, definition of force-ampere between two parallel current-carrying conductors, torque experienced by a current loop in a 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: Magnetism and Matter

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 materials with examples, magnetization of materials, effect of temperature on magnetic properties.

Unit IV: Electromagnetic Induction and Alternating Current (24 Periods)

Chapter-6: Electromagnetic Induction

electromagnetic induction; Faraday’s laws, induced emf and current; Lenz’s law, self and mutual induction.

Chapter-7: Alternating Current

alternating currents, peak and RMS values ​​of alternating current/voltage; reactance and impedance; LCR series circuits (phaser only), resonance, power in AC circuits, power factor, wattless current. AC generator, transformer.

Unit V: Electromagnetic Waves (04 Periods)

Chapter-8: Electromagnetic Waves

Basic idea of ​​displacement current, electromagnetic waves, their characteristics, their transverse nature (qualitative idea only). Electromagnetic spectrum (radio waves, microwave, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their use.

Unit VI: Optics (30 Periods)

Chapter-9: Ray Optics and Optical Instruments

Ray Optics: Reflection of light, Spherical mirror, Mirror formula, Refraction of light, Total internal reflection and optical fiber, Refraction on spherical surfaces, Lenses, Thin lens formula, Lens manufacturer’s formula, Magnification, Power of lens, Combination of thin lenses in contact, Refraction of light through a prism.

Optical Equipment: Microscopes and astronomical telescopes (reflection and refraction) and their magnifying powers.

Chapter-10: Wave Optics

Wave optics: Wave front and Huygen’s principle, reflection and refraction of a plane wave on a plane surface using wave fronts. Proof of the 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 source and continuous interference of light, diffraction due to single slit, width of central maxima (qualitative treatment only).

Unit VII: Dual Nature of Radiation and Matter (Periods 08)

Chapter-11: The Dual Nature of Radiation and Matter

Dual nature of radiation, photoelectric effect, Hertz and Lenard’s observations; Einstein’s photoelectric equation—the particle nature of light.

Experimental Study of the Photoelectric Effect

Matter waves – wave nature of particles, de-Broglie relation.

Unit VIII: Atoms and Nuclei (15 Periods)

Chapter-12: Atoms

alpha-particle scattering experiment; Rutherford’s atomic model; Bohr model of hydrogen atom, expression for radius of nth possible orbital, velocity and energy of electron in its orbit, hydrogen line spectra (qualitative treatment only).

Chapter-13: Nucleus

Structure and shape of nucleus, Nuclear force

mass-energy relationship, mass defect; binding energy per nucleon and its variation with mass number; Nuclear fission, nuclear fusion.

Unit IX: Electronic Devices (10 Periods)

Chapter-14: Semiconductor Electronics: Materials, Devices and Simple Circuits

Energy bands in conductors, semiconductors and insulators (qualitative considerations only) Intrinsic and extrinsic semiconductors- p and n types, p-n junctions

Semiconductor diodes – IV characteristics in forward and reverse bias, application of junction diode-diode as rectifier.

CBSE Class 12 Physics Practical (Total Duration 60)

  • Records to be submitted by students at the time of their annual examination should include: A record of at least 8 experiments [with 4 from each section]to be done by the students.
  • Record of at least 6 activities [with 3 each from section A and section B]to be done by the students.
  • Report of the projects done by the students.

Practical Assessment Scheme:

A section


1. To find the resistivity of two/three wires by making a graph of potential difference versus current. 2. To find the resistance of the given wire/standard resistor with the help of meter bridge. 3. Verifying the laws of combination (series) of resistors using meter bridge. Or to verify the rules for combining (parallel) resistors using a meter bridge. 4. To find the resistance of the galvanometer by half-deflection method and to find its product. 5. Convert and verify the given galvanometer (known resistance and capacity data) into a voltmeter of the desired range. Or to convert the given galvanometer (known resistance and strength figures) into an ammeter of the desired range and verify the same. 6. To find the frequency of AC mains by sonometer.


1. To measure the resistance and impedance of an inductor with or without an iron core. 2. To measure resistance, voltage (AC/DC), current (AC) using multimeter and check continuity of given circuit. 3. Assembling a household circuit consisting of three bulbs, three (on/off) switches, a fuse and a power source. 4. Assembling the components of a given electrical circuit. 5. To study the variation in potential drop along the length of the wire for a constant current. 6. To draw a diagram of a given open circuit consisting of at least one battery, resistor/rheostat, key, ammeter and voltmeter. Mark the components which are not connected in proper order and also correct the circuit and circuit diagram.



1. To find the value of v and the focal length for different values ​​of u in the case of a concave mirror. 2. To find the focal length of a convex mirror with the help of a convex lens. 3. To find the focal length of a convex lens by drawing a graph between u and v or between 1/u and 1/v. 4. To find the focal length of a concave lens with the help of a convex lens. 5. To determine the angle of minimum deviation for a given prism by drawing a graph between the angle of incidence and the angle of deviation. 6. To determine the refractive index of a glass slab using a traveling microscope. 7. To find the refractive index of a liquid with the help of a convex lens and a plane mirror. 8. To find the refractive index of a liquid with the help of a concave mirror and a plane mirror. 9. Drawing I-V characteristic curve in forward and reverse bias for a pn junction diode. Activities 1. Identifying a diode, an LED, a resistor and a capacitor from a mixed collection of such objects. 2. In the case of a diode and an LED, use a multimeter to observe the unidirectional flow of current and check whether the given electronic component (eg, diode) is in working order. 3. To study the effect of light intensity (from different distances of the source) on an LDR. 4. Observing the refraction and lateral deviation of a beam of light incident on a glass slab. 5. To observe the diffraction of light due to thin slits. 6. To study the nature and shape of the image formed by (i) a convex lens, or (ii) a concave mirror on a screen using a candle and a screen (for different distances of the candle from the lens/mirror). , 7. To obtain a lens combination with specified focal length by using two lenses from the given set of lenses. Suggested Finder


1. To study the various factors on which the internal resistance/emf of a cell depends. 2. To study the variation in current flowing in a circuit having LDR (a) due to variation in power of incandescent lamp, used to ‘light up’ the LDR (by placing all the lamps at a certain distance) happened). (b) The distance to an incandescent lamp (of constant power) used to ‘illuminate’ the LDR. 3. To find the refractive indices of (a) water (b) oil (transparent) by using a plane mirror, an equatorial lens (made of glass of known refractive index) and an adjustable object needle. 4. To examine the relation between (i) output and input voltages of a self-designed transformer and (ii) the ratio between the number of turns in the secondary coil and the primary coil. 5. To examine the dependence of the angle of deviation on the angle of incidence using hollow prisms filled one by one with different transparent liquids. 6. Estimating the induced charge on each of two identical Styrofoam (or pith) balls suspended in a vertical plane using Coulomb’s law. 7. To study the factor on which the self-inductance of the coil depends, by observing the effect of this coil when put in series with the resistor/(bulb) in a circuit fed by an AC source of adjustable frequency. 8. To study the magnetic field of the earth by plotting the magnetic field lines and tangent galvanometer using a compass needle-bar magnet.

Prescribed Books:

1. Physics, Class XI, Part-I & II, Published by NCERT.

2. Physics, Class XII, Part-I & II, published by NCERT.

3. Laboratory Manual of Physics for Class XII published by NCERT.

4. List of other related books and manuals brought out by NCERT (consider multimedia also).

Note: The material mentioned in the NCERT textbooks for the year 2022-23 is not to be tested by the schools and will not be evaluated in the board examinations 2022-23.

Students can also download the complete syllabus in PDF from the following link:

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