CBSE Class 12 Physics Syllabus 2023-24: The Physics curriculum of the 12th class CBSE students is out on CBSE’s website. Get here the direct link to download the PDF of Class 12 Physics curriculum.
CBSE Physics Syllabus 2024 for Class 12th Board Exam

CBSE Class 12 Physics Syllabus 2024: Central Board of Secondary Education has released the 12th class Physics syllabus or curriculum for the students pursuing Science stream under CBSE Board in the 2023-2024 session. The curriculum is designed in such a way as to emphasise on basic conceptual understanding of Physics, use of SI units, symbols, nomenclature of physical quantities and formulations as per international standards, providing logical sequencing of units of the subject matter and proper placement of concepts with their linkage for better learning. It contains the course structure, course content, typology of questions, etc. Students can check the complete contents of the syllabus and download the CBSE Class 12 Physics Syllabus 2023-24 PDF from this article.

## CBSE 12th Physics Syllabus Highlights

Subject: Physics

Subject Code: 041

Marks Breakup: Total = 100 (Theory 70 + Practical 30)

## CBSE Class 12 Physics 2023-24 Course Structure

 Units Name of the unit Marks Unit–I Electrostatics 16 Chapter–1: Electric Charges and Fields Chapter–2: Electrostatic Potential and Capacitance Unit-II Current Electricity Chapter–3: Current Electricity Unit-III Magnetic Effects of Current and Magnetism 17 Chapter–4: Moving Charges and Magnetism Chapter–5: Magnetism and Matter Unit-IV Electromagnetic Induction and Alternating Currents Chapter–6: Electromagnetic Induction Chapter–7: Alternating Current Unit–V Electromagnetic Waves 18 Chapter–8: Electromagnetic Waves Unit–VI Optics Chapter–9: Ray Optics and Optical Instruments Chapter–10: Wave Optics Unit–VII Dual Nature of Radiation and Matter 12 Chapter–11: Dual Nature of Radiation and Matter Unit–VIII Atoms and Nuclei Chapter–12: Atoms Chapter–13: Nuclei Unit–IX Electronic Devices 7 Chapter–14: Semiconductor Electronics: Materials, Devices and Simple Circuits Total 70 Practicals 30 Total 100

## CBSE Physics Syllabus for Class 12 2023-24

#### Unit 1: Electrostatics

##### Chapter–1: Electric Charges and Fields

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: Electrostatic Potential and Capacitance

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.

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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: Current Electricity

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: Moving Charges and Magnetism

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 galvanometerits 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 substances with examples, Magnetization of materials, effect of temperature on magnetic properties.

#### Unit 4: Electromagnetic Induction and Alternating Currents

##### 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 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: Electromagnetic Waves

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 and Optical Instruments

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 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 and Matter

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: Atoms

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 his orbit, of hydrogen line spectra (qualitative treatment only).

##### Chapter–13: Nuclei

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: Semiconductor Electronics: Materials, Devices and Simple Circuits

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.

## CBSE Class 12 Physics (043) Question Paper Design 2023-24

 Typology of Questions Total Marks Approximate % Remembering: Exhibit memory of previously learned material by recalling facts, terms, basic concepts, and answers.  Understanding: Demonstrate understanding of facts and ideas by organising, comparing, translating, interpreting, giving descriptions, and stating main ideas. 27 38 Applying: Solve problems to new situations by applying acquired knowledge, facts, techniques and rules in a different way. 22 32 Analysing: Examine and break information into parts by identifying motives or causes. Make inferences and find evidence to support generalisations.  Evaluating: Present and defend opinions by making judgments about information, validity of ideas, or quality of work based on a set of criteria.  Creating: Compile information together in a different way by combining elements in a new pattern or proposing alternative solutions. 21 30 Total 70 100 Practical 30 Gross Total 100

Note:

The above template is only a sample. Suitable internal variations may be made for generating similar templates keeping the overall weightage to different form of questions and typology of questions same.

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CBSE Class 12 Syllabus (All Subjects)

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