How to study for CBSE Physics Class 12:-

As per the CBSE board, Class 12 Physics for the batch of 2021-2022 is going to study the same syllabus as of 2019-2020 batch. There are not going to be new chapters that are added or neglected from the existing syllabus. According to the revised syllabus, there will be 70 marks for the theoretical part. And for the evaluation part, there are going to be 30 marks. 

In this article, you will get complete knowledge about the syllabus of the CBSE Syllabus for Class 12 Physics. Let’s begin.

Syllabus for Class 12 Physics CBSE board:-

The chapters that are included in the class 12 physics cover all the important concepts that a student of Class 12 should know. This will build a strong bedrock for future studies in Physics specifications. There is a detailed view of the syllabus given for the convenience of students. Please refer to it, understand, and learn how to tackle the subject well. The syllabus consists of all the topics that are covered in the particular chapter in their respective lessons. It is advised for students to learn every topic that is mentioned and thereby use this article as a checklist, and tick off the topic as you already dealt with that topic. 

Term I 

Chapter 1: Electric charges and fields:-

This chapter includes 

• Electric charges; conversation of charge
• Coulomb’s law-force between two point charges
• Forces between multiple charges
• Superposition principle 
• Continuous charge distribution.
• Electric field due to a point charge
• Electric field lines
• Electric dipole
• Electric field due to a dipole
• Torque on dipole (uniform electric field)
• Electric flux
• Gauss’s theorem and its applications to identify fields due to long straight wire. 
• Uniformly charged infinite plane sheet. 

Chapter 2: Electrostatic potential and capacitance:-

This chapter deals with,

• Electric potential
• Potential difference
• Electric potential due to a point charge
• A dipole and system of charges
• Equipotential surfaces
• The electrical potential energy of a system in (two-point charges)
• Of electric dipole in an electrostatic field
• Conductors and insulators
• Free & bound charges (inside a conductor) 
• Dielectrics and electric polarization 
• Capacitors and capacitance
• Combination of capacitors in series and parallel
• The capacitance: (parallel plate capacitor with & without a dielectric medium plate)
• Energy is stored in a capacitor. 

Chapter 3: Current electricity:-

Current electricity discloses concepts like, 

• Electric current flowing of electric charges in (metallic conductor)
• Drift velocity 
• Mobility and their relation with electric current
• Ohm’s Law
• Electrical resistance
• V-I characteristics (linear and non-linear)
• Electrical energy and power
• Electrical resistivity and conductivity
• Temperature dependence of resistance
• The internal resistance of a cell
• Potential difference and emf (Electromotive Force) of a cell
• Combination of cells in series and parallel
• Kirchhoff’s laws and simple applications
• Wheatstone bridge
• Metre bridge
• Potentiometer – Principles and its applications
• Measurement of internal resistance of a cell 

Chapter 4: Moving charges and magnetism:-

• Concept of a magnetic field like, 
• Oersted’s experiment
• Biot – Savart law and its applications
• Ampere’s law and its application
• Straight and toroidal solenoids
• Force-moving charge (uniform magnetic & electric fields) 
• Force on a current-carrying conductor (uniform magnetic field) 
• Definition of ampere
• Torque experienced (uniform magnetic field by a current loop)
• Moving coil galvanometer
• Conversion to ammeter and voltmeter. 

Chapter 5: Magnetism and matter:-

• Current loop as magnetic dipole and 
• Its magnetic dipole moment
• The magnetic dipole moment (revolving electron)
• Bar magnet as an equivalent solenoid
• Magnetic field lines
• Earth’s magnetic field and 
• Magnetic elements. 

Chapter 6: Electromagnetic induction:-

• Electromagnetic induction 
• Faraday’s laws
• Induced EMF (Electromotive Force) 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
• LCR series circuit and resonance
• Power in AC Circuits 
• AC generator and transformer.

Term II:

Chapter 8: Electromagnetic waves:- 

• Electromagnetic waves and their characteristics
• Electromagnetic waves and their transverse nature. 
• Electromagnetic spectrum. This includes Radio waves, Microwaves, Infrared, Visible, X-ray, gamma, and ultraviolet rays. 

Chapter 9: Ray optics and optical instruments:-

• Ray optics includes Refraction of light
• Total internal reflection and its applications
• Optical fibers
• 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 include Microscopes
• Astronomical telescopes and their magnifying powers. 

Chapter 10: Wave optics:-

• Wavefront 
• Huygen’s principle
• Reflection & refraction of (plane wave) at a plane surface using (wavefronts)
• Proof of laws of reflection & refraction (Huygen’s principle)
• Interference 
• Young’s double-slit experiment and expression of fringe width
• Coherent sources
• Sustained interference of light
• Diffraction due to a single slit
• Width of central maximum. 

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. 

Chapter 12: Atoms:-

· Alpha-particle scattering experiment.

· Rutherford’s model of an atom. 

· Bohr model. 

· Energy levels, and hydrogen spectrum

Chapter 13: Nuclei:- 

·        Nuclei Composition and 

· Size of the nucleus (Nuclear force Mass-energy relation), 

· Mass defect, 

· Nuclear fission, 

· Nuclear fusion.

Chapter 14: semi-conductor electronics:- devices, materials & simple circuits:-

· Energy bands in conductors, semiconductors, and insulators

· Semiconductor diode – I-V characteristics,

· Diode as a rectifier;

· Special purpose p-n junction diodes: 

· LED, photodiode, and 

· Solar cell.

Chapter 15: Communication Systems:-

Communication Systems are a collection of systems that are used for connection, transmission, interconnection, and communication. These systems are arranged into three types namely

· Media, 

· Technology and 

· Application Area. 

· Whereas, Transducers, sensors, 

· Amplifiers and 

· Emitters are some of the examples of modern technology. These are the original components of modern devices. 

Why you should refer to the CBSE syllabus for Physics of Class 12?

Knowledge of the course of content they study:-

The knowledge they acquire during the sincere study of Physics will improve their knowledge about the original nature of the course. This course content will help you to chalk out a better plan you execute to finish the syllabus. The course study helps you to make a productive study plan so that you will complete everything you need in an organized time. 

Update yourself with the syllabus:-

The syllabus will change in every due course of time. Every time a new syllabus will be added whereas some of the old syllabi will be omitted. Hence, referring to the updated syllabus every time you start your preparation will help you to learn what new things have been added to the previous syllabus.