CBSE Class 12 Syllabus for Physics 2021-22: The officials at CBSE have released the Physics class 12 syllabus for the academic year 2021-22. The revised Physics Class 12 syllabus covers 9 units and 14 chapters in total. The theoretical part has 70 marks and the practical has 30 marks. Physics is an important subject for the board exams and for various competitive exams such as JEE Main, JEE Advanced, BITSAT, and NEET which are based on the CBSE syllabus for Class 11 and 12 PCM/PCB. Candidates can check the detailed chapter-wise Class 12 Physics syllabus to learn the basic concepts of Physics from the NCERT textbooks and prepare for competitive exams. Download the revised class 12 physics syllabus for 2021-22.
Latest Update:
👉 October 18: The Central Board of Secondary Education (CBSE) have released the CBSE 10th and 12th Date Sheet for Main subjects.
👉 October 21: CBSE has released the 10th and 12th Date Sheet for Minor subjects.
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For 2021-22, the Central Board of Secondary Education (CBSE) has decided to bifurcate the Class 12 curriculum into two terms – Term 1 and Term 2. This is done to ease the burden on students and teachers to complete the full syllabus on time. Each term will cover half of the syllabus. Students can check the detailed term-wise syllabus for Physics in this article.
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CBSE Class 12 Physics Syllabus 2021-22 (Updated)
The physics class 12 syllabus 2021-22 has both theory and practical exam. The updated syllabus is given below. Theory Exam is conducted for a total of 70 marks whereas Practical exams are held for 30 marks. Let us now look into the different units and chapters along with marks distribution of the class 12th physics syllabus for the final exam:
|
Unit |
Chapter |
Marks |
|
Unit 1 – Electrostatics |
Chapter–1: Electric Charges and Fields |
16 |
|
Chapter–2: Electrostatic Potential and Capacitance |
||
|
Unit 2 – Current Electricity |
Chapter -3: Current Electricity |
|
|
Unit 3 – Magnetic Effects of Current and Magnetism |
Chapter–4: Moving Charges and Magnetism |
17 |
|
Chapter–5: Magnetism and Matter |
||
|
Unit 4 – Electromagnetic Induction and Alternating Currents |
Chapter–6: Electromagnetic Induction |
|
|
Chapter–7: Alternating Current |
||
|
Unit 5 – Electromagnetic Waves |
Chapter–8: Electromagnetic Waves |
18 |
|
Unit 6 – Optics |
Chapter–9: Ray Optics and Optical Instruments |
|
|
Chapter–10: Wave Optics |
||
|
Unit 7 – Dual Nature of Radiation and Matter |
Chapter–11: Dual Nature of Radiation and Matter |
12 |
|
Unit 8 – Atoms and Nuclei |
Chapter–12: Atoms |
|
|
Chapter–13: Nuclei |
||
|
Unit 9 – Electronic Devices |
Chapter–14: Semiconductor Electronics: Materials, Devices and Simple Circuits |
7 |
|
Total |
70 |
Check out CBSE Class 12 Syllabus for other subjects from here:
CBSE Class 12 Physics Unit -1 Syllabus: 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 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
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, 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.
CBSE Class 12 Physics Unit–2 Syllabus: 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, electrical resistance, V-I characteristics (linear and nonlinear), electrical energy and power, electrical resistivity and conductivity; temperature dependence of resistance.
Internal resistance of a cell, potential difference and emf of a cell, the combination of cells in series and in parallel, Kirchhoff’s laws and simple applications, Wheatstone bridge, metre bridge (qualitative ideas only)
Potentiometer – principle and its applications to measure potential difference and for comparing EMF of two cells, measurement of internal resistance of a cell (qualitative ideas only)
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CBSE Class 12 Physics Unit–3 Syllabus: Current Electricity
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 an infinitely long straight wire. Straight and toroidal solenoids (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 a uniform magnetic field, moving coil galvanometer-its current sensitivity and conversion to ammeter and voltmeter.
Chapter – 5: Magnetism and Matter
Current loop as a magnetic dipole and its magnetic dipole moment, magnetic dipole moment of a revolving electron, bar magnet as an equivalent solenoid, magnetic field lines; earth’s magnetic field and magnetic elements.
CBSE Class 12 Physics Unit–4 Syllabus: Electromagnetic Induction and Alternating Currents
Chapter – 6: Electromagnetic Induction
Electromagnetic induction, Faraday’s laws, induced EMF and current; Lenz’s Law, Eddy currents. Self and mutual induction.
Chapter – 7: Alternating Current
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, AC generator and transformer
CBSE Class 12 Physics Unit–5 Syllabus: Electromagnetic waves
Chapter – 8: Electromagnetic Waves
Electromagnetic waves, their characteristics, their Transverse nature (qualitative ideas only), Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses
CBSE Class 12 Physics Unit–6 Syllabus: Optics
Chapter – 9: Ray Optics and Optical Instruments
Ray Optics: Refraction of light, total internal reflection and its applications, optical fibres, refraction at spherical surfaces, lenses, thin lens formula, lensmaker’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: Wavefront and Huygens principle, reflection and refraction of plane waves at a plane surface using wavefronts. Proof of laws of reflection and refraction using Huygens principle. Interference, Young’s double-slit experiment and expression for fringe width, coherent sources and sustained interference of light, diffraction due to a single slit, width of central maximum
CBSE Class 12 Physics Unit–7 Syllabus: 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 the photoelectric effect, Matter waves-wave nature of particles, de-Broglie relation
CBSE Class 12 Physics Unit–8 Syllabus: Atoms And Nuclei
Chapter – 12: Atoms
Alpha-particle scattering experiment, Rutherford’s model of atom, Bohr model, energy levels, hydrogen spectrum
Chapter – 13: Nuclei
Mass-energy relation, mass defect, nuclear fission, nuclear fusion
CBSE Class 12 Physics Unit–9 Syllabus: Electronic Devices
Chapter – 14: Semiconductor Electronics: Materials, Devices and Simple Circuits
Energy bands in conductors, semiconductors and insulators (qualitative ideas only), Semiconductor diode – I-V characteristics in forward and reverse bias, diode as a rectifier, Special purpose p-n junction diodes: LED, photodiode, solar cell
Reduced Syllabus Of Physics Class 12 CBSE 2021-22: CBSE Class 12 Physics Practical Syllabus
For the Class 12 Physics practical, the detailed syllabus is given below for both sections.
SECTION–A
- To determine the resistance per cm of a given wire by plotting a graph for potential difference versus current.
- To find the resistance of a given wire using metre bridge and hence determine the resistivity (specific resistance) of its material.
- To verify the laws of combination (series) of resistances using a metre bridge.
OR
To verify the laws of combination (parallel) of resistances using a metre bridge. - To compare the EMF of two given primary cells using a potentiometer.
- To determine the internal resistance of a given primary cell using a potentiometer.
- To determine the resistance of a galvanometer by the half-deflection method and to find its figure of merit.
- To convert the given galvanometer (of known resistance and figure of merit) into a voltmeter of desired range and to verify the same.
OR
To convert the given galvanometer (of known resistance and figure of merit) into an ammeter of desired range and to verify the same. - To find the frequency of AC mains with a sonometer.
SECTION–B
- To find the value of v for different values of u in case of a concave mirror and to find the focal length.
- To find the focal length of a convex mirror, using a convex lens.
- To find the focal length of a convex lens by plotting graphs between u and v or between 1/u and 1/v.
- To find the focal length of a concave lens, using a convex lens.
- To determine the angle of minimum deviation for a given prism by plotting a graph between angle of incidence and angle of deviation.
- To determine the refractive index of a glass slab using a travelling microscope.
- To find the refractive index of a liquid by using a convex lens and plane mirror.
- To draw the I-V characteristic curve for a p-n junction in forward bias and reverse bias.
- To draw the characteristic curve of a Zener diode and to determine its reverse break down voltage.
Deleted Topics of Physics Class 12 CBSE 2021-22
You can find the deleted syllabus of class 12 CBSE 2021-22 Physics in the table below:
| Unit Name | Deleted Topics |
| Chapter – 1: Electric charges and fields | – Uniformly charged thin spherical shell (field inside and outside) |
| Chapter – 2: Electrostatic Potential and Capacitance | No topics deleted |
| Chapter – 3: Current Electricity | – Carbon resistors, colour code for carbon resistors – Series and parallel combinations of resistors |
| Chapter – 4: Moving Charges and Magnetism | – Cyclotron – Angle between (i) two lines, (ii) two planes, (iii) a line and a plane |
| Chapter – 5: Magnetism and Matter | – Magnetic field intensity 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 – Para-, dia- and ferromagnetic substances, with examples – Electromagnets and factors affecting their strengths – Permanent magnets |
| Chapter – 6: Electromagnetic Induction | No topics deleted |
| Chapter – 7: Alternating Current | – Power factor – Wattless current |
| Chapter – 8: Electromagnetic Waves | – Basic idea of displacement current |
| Chapter – 9: Ray Optics and Optical Instruments | – Reflection of light, Spherical mirrors (recapitulation), Mirror formula – Scattering of light – blue colour of sky and reddish appearance of the sun at sunrise and sunset. – Resolving power of microscope and astronomical telescope, Polarisation, plane polarised light, Brewster’s law, Uses of plane polarised light and Polaroids |
| Chapter – 10: Wave Optics | No topics deleted |
| Chapter – 11: Dual Nature of Radiation and Matter | – Davisson-Germer experiment |
| Chapter 12 – Atoms | No topics deleted |
| Chapter – 13: Nuclei | – Radioactivity, alpha, beta and gamma particles/rays and their properties – Radioactive decay law, half-life and mean life – Binding energy per nucleon and its variation with mass number |
| Chapter – 14: Semiconductor Electronics: Materials, Devices and Simple Circuits | – Zener diode and their characteristics – Zener diode as a voltage regulator |
CBSE Class 12 Syllabus For Physics: Prescribed Books
Note that despite the reduction in the Physics Reduced Syllabus Class 12 of CBSE 2021-22, the books haven’t changed. Embibe suggests these books for all Class 12 students who want to score maximum marks in Physics.
1. Physics, Class XI, Part -I and II, Published by NCERT.
2. Physics, Class XII, Part -I and II, Published by NCERT.
3. Laboratory Manual of Physics for Class XII Published by NCERT.
4. The list of other related books and manuals brought out by NCERT (consider multimedia also).
FAQs Related to Physics Class 12 Syllabus
Here we have provided some of the most frequently asked questions related to class 12 Physics syllabus 2021-22:
Q: How many chapters are there in Physics Class 12?
A: There are 14 chapters in CBSE Class 12 Physics.
Q: Is NCERT enough for 12th Physics 2021?
A: Yes, NCERT books are more than enough to pass the Class 12 board exams with flying colours.
Q: Is there any change in the CBSE Class 12 Physics Syllabus for 2021-22?
A: Yes, due to the coronavirus situation, CBSE has reduced the Class 12 Physics syllabus by up to 30%.
Q: What is the marks distribution for Class 12 Physics?
A: The marks distribution for CBSE Class 12 Physics is as follows:
i) Theory Exam – 70 Marks
ii) Practical Exam – 30 Marks
You can check the Physics revised and reduced syllabus class 12 on Embibe.
Q: Where can I download the CBSE Syllabus for Class 12 Physics PDF?
A: From the below-given link download the official CBSE Class 12 Maths Syllabus PDF.
Download Official CBSE Class 12 Physics Syllabus PDF
Embibe’s CBSE study material explains all the chapters and concepts in the syllabus of Physics in detail. Also, you can practice CBSE 12th Physics Questions on Embibe. Embibe’s trademark Artificial Intelligence Software can create customised mock tests for students that can provide highly personalised feedback. This will enable students to understand the subjects from scratch and fill the gaps in their conceptual understanding. It is extremely important for students to take mock tests at least a few months before the final exams. This will help them gauge themselves and improve systematically.
We hope this detailed article on CBSE Class 12 syllabus for Physics helps you in your preparation. If you have any queries, feel free to ask in the comment section below. We will get back to you at the earliest.
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