CBSE Class 12 Physics Syllabus 2023 PDF (Revised) CBSE Physics Syllabus for Class 12th

CBSE Class 12th Physics Syllabus  PDF. Here we Provide 12th Class Physics Study Material for All Subjects. CBSE Class 12th Physics Syllabus  PDF 2023. Candidates can get the CBSE Class 12 Physics Syllabus. Get Subject Wise Physics Study Material and Important Questions Papers from here in PDF Format. Download the CBSE Board Class 12 Physics Syllabus in PDF format.

CBSE Class 12 Physics Syllabus 2023 PDF

Name of the BoardCentral Board of Secondary Education
ClassClass 12
SubjectsPhysics
CategorySyllabus
Official Websitecbse.nic.in

 

 

 

 

 

CBSE Class 12 Physics Syllabus 2022-23 PDF Download

This study material is helpful for slow learners to practice more and get a good score. Download Physics Study Material From Below Links. CBSE Class 12 Physics Syllabus. Click on the below-attached PDF links to get the CBSE Class 12 Physics Syllabus PDF.

CLASS XII (2022-23) PHYSICS (THEORY)

Time: 3 hrs.                                                                                         Max Marks: 70

No. of PeriodsMarks
Unit–IElectrostatics 

 

26

 

 

16

Chapter–1: Electric Charges and Fields
Chapter–2: Electrostatic Potential and Capacitance
Unit-IICurrent Electricity 

18

Chapter–3: Current Electricity
Unit-IIIMagnetic Effects of Current and Magnetism 

25

 

 

17

Chapter–4: Moving Charges and Magnetism
Chapter–5: Magnetism and Matter
Unit-IVElectromagnetic Induction and Alternating Currents 

24

Chapter–6: Electromagnetic Induction
Chapter–7: Alternating Current
Unit–VElectromagnetic Waves 

04

 

 

18

Chapter–8: Electromagnetic Waves
Unit–VIOptics 

30

Chapter–9: Ray Optics and Optical Instruments
Chapter–10: Wave Optics
Unit–VIIDual Nature of Radiation and Matter 

8

 

 

12

Chapter–11: Dual Nature of Radiation and Matter
Unit–VIIIAtoms and Nuclei 

15

Chapter–12: Atoms
Chapter–13: Nuclei
Unit–IXElectronic Devices 

10

 

 

7

Chapter–14: Semiconductor                                       Electronics: Materials, Devices and Simple Circuits
Total16070

 

Unit I:     Electrostatics                                                                           26 Periods

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.

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 II:    Current Electricity                                                                    18 Periods

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 III:     Magnetic Effects of Current and Magnetism                       25 Periods

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

Unit IV:   Electromagnetic Induction and Alternating Currents                                                                                           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 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 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, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses.

Unit VI:   Optics                                                                                      30 Periods

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 VII:   Dual Nature of Radiation and Matter                                       08 Periods

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 VIII:   Atoms and Nuclei                                                                    15 Periods

 

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 forceMass-energy relation, 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 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.

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