How Many Chapters In Physics Class 12

There are 15 chapters in the subject Physics of class 12. Physics is one of the basic subjects for science students in class 12th. This subject also remains as a base for competitive examinations like the JEE and NEET. The chapters in class 12 serve to build a strong base for the subject. The different chapters present are as given below:

• Chapter 1- Electric Charges and Fields

• Chapter 2- Electrostatic Potential and Capacitance

• Chapter 3- Current Electricity

• Chapter 4- Moving Charges and Magnetism

• Chapter 5- Magnetism and Matter

• Chapter 6- Electromagnetic Induction

• Chapter 7- Alternating Current

• Chapter 8- Electromagnetic Waves

• Chapter 9- Ray Optics and Optical Instruments

• Chapter 10- Wave Optics

• Chapter 11- Dual Nature of Radiation and Matter

• Chapter 12- Atoms

• Chapter 13- Nuclei

• Chapter 14- Semiconductor Electronics

• Chapter 15- Communication Systems

Chapter 1- Electric Charges And Fields

This chapter mainly discusses the electric charges and the fields created by such charges. They also teach about conductors and insulators, which allow and inhibit the flow of electric charges. This chapter also discusses the properties of electric charge and Coulomb's law.

Chapter 2- Electrostatic Potential And Capacitance

This chapter teaches concepts regarding electric field potential, also known as the potential drop. It also provides the basics of capacitors and capacitance.

Chapter 3- Current Electricity

This chapter introduces electricity, its conductors, Ohms's law, resistance, and other rules.

Chapter 4- Moving Charges And Magnetism

This chapter deals with magnetic force, motion in a magnetic field, Biot- Savart Law, the magnetic field in a loop, the concept of a solenoid, and torque.

Chapter 5- Magnetism And Matter

In this chapter, the concept of magnets, bar magnets, magnetism of the earth, magnetic intensity, materials showing magnetic properties, etc., will be dealt with.

Chapter 6- Electromagnetic Induction

This chapter teaches Henry and Faraday's experiments, the Concept of magnetic flux, Faraday and Lenz's law, and Eddy's current and inductance.

Chapter 7- Alternating Current

This chapter teaches the AC current and its representation, AC voltages to inductor, capacitor, and series of LCR circuits.

Chapter 8- Electromagnetic Waves

This chapter teaches the concepts of electromagnetic waves, displacement currents, and the electromagnetic spectrum.

Chapter 9- Ray Optics And Optical Instruments

In this chapter on ray optics, the student gets introduced to concepts of reflection and refraction by spherical mirrors, reflection and refraction by lenses, and dispersion through a prism.

Chapter 10- Wave Optics

In this chapter, the student will learn Huygens principle, reflection, and refraction using this principle, addition of waves, Young's experiment, diffraction, and polarisation.

Chapter 11- Dual Nature Of Radiation And Matter

This chapter discusses concepts of electron emission, the photoelectric effect, the wave theory of light, the photon concept, the wave nature of matter, and the Davisson and Germer experiment.

Chapter 12- Atoms

This chapter deals in detail with the concept of the atom, the alpha particle scattering experiment, rutherfords nuclear model of the atom, atomic spectra, Bohr's model of the hydrogen atom, line spectra of hydrogen atom, and de Broglie's explanation.

Chapter 13- Nuclei

This chapter introduces the concept of the nucleus along with the atomic mass and composition of the nucleus. This chapter also teaches the size of the nucleus, Nuclear force, radioactivity, and nuclear energy.

Chapter 14- Semiconductor Electronics

This chapter teaches about the classifications of metals, conductors, and semiconductors. Extrinsic and intrinsic types of conductors. p-n junctions, diodes, application of these, junction transistors, and integrated circuits.

Chapter 15- Communication Systems

This chapter teaches concepts of communication systems and their elements. This portion also deals with terms used in communications systems, bandwidth, propagation of waves, amplitude modulation, production, and detection of modulated waves.