The finals for the academic year 2023-24 are coming. The CBSE boards are released the syllabus for the academic year 2023-24.
This is the crucial time for all the students who are preparing for the final examinations especially for the board examinations. At this time the students are confused mainly about the syllabus. On one side they are worried about the syllabus on the other hand they are tensed about the time management.
Physics is the primary subject for the students of the class 12. Physics comes up with various theoretical, numerical as well as practical.
Here we come up the summary of the syllabus of the CBSE board for class 12.
Class 12 CBSE syllabus Physics:
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 Radiations and Matter
Chapter 12: Atoms
Chapter 13: Nuclei
Chapter 14: Semiconductor Electronics: Materials, Devices and Simple Circuits
Chapter Wise Syllabus class 12 Physics
Chapter 1: Electric Charges and Fields
In this chapter knowledge of the electric charge, unit of the electric charge, coulomb law of the charge, electric field , units of the electric fields.
Conservation of charges, Conductors and insulators, Properties of electric Charge, Forces between Electric Charges along with numerical and Formulae.
Electric field Lines, Electric flux, Physical Significance of the electric field, Dipole, Gauss,s Law ands applications of gauss’s Law.
Chapter 2: Electrostatic Potential and Capacitance
In chapter 2 we have electrostatic potential, potential due to point of charge, system of charge and electric dipole. Electrostatic potential Energy, electrostatics of conductors, Dielectrics and polarizations.
Capacitors and capacitance, combinations of capacitors and moving of electricity in capacitors
Conductors, insulators, bound charges and free charges inside the conductor, the combination of capacitors in series and in parallel, energy stored in capacitor, capacitance of parallel plates capacitor with and without dielectric medium between plates.
Chapter 3 – Current electricity
In this chapter students are become familiar about electric current, drift velocity, flow of electric charges in metallic conductor, mobility and their relation with electric current, electrical energy and power,
Ohm’s law, electrical resistivity and conductivity internal resistance of a cell, temperature dependence of resistance, combination of cells in series and in parallel, Wheatstone bridge and Kirchhoff’s rules.
Chapter 4 – Moving charges and Magnetism
In this chapter students know about magnetic field, Oersted’s experiment. Biot – Savart law and its applications to current carrying circular loop
Ampere’s law & its application to infinitely long straight wire, straight solenoid, force on moving charge in uniform magnetic and electric fields.
Force on current-carrying conductor in uniform magnetic field, torque experienced by current loop in a uniform magnetic field, force between the two parallel current-carrying conductors, current loop as a dipole and its magnetic dipole moment, moving coil galvanometer it current sensitivity and conversion to ammeter & voltmeter.
Chapter 5 – Magnetism and Matter
In chapter5 you will know about the bar magnet, bar magnet as equivalent solenoid (qualitative treatment only), torque on magnetic dipole (bar magnet) in uniform magnetic field, magnetic field intensity due to magnetic dipole along its axis and perpendicular to its axis and magnetic field lines.
Magnetic properties of materials – para-, ferro- and diamagnetic substances with examples, magnetization of materials and effect of temperature on magnetic properties.
Chapter 6 – Electromagnetic induction
In this chapter students will read about electromagnetic induction, Lenz’s law, induced EMF and current, Faraday’s laws, self and mutual induction.
Chapter 7 – Alternating current
This chapter teaches students about alternating currents, reactance and impedance, peak and RMS value of alternating current/ voltage, LCR series circuit (phases only), power in AC circuits, resonance, wattless current, power factor, AC generator and transformer.
Chapter 8 – Electromagnetic waves
Chapter 8 teaches students about the basic idea of displacement current, electromagnetic waves and their characteristics and transverse nature (qualitative idea only), electromagnetic spectrum (microwaves, radio waves, visible, infrared, X-rays, ultraviolet and gamma rays) includes elementary facts about their uses.
Chapter 9 – Ray optics and Optical instruments
This chapter includes: Ray Optics – Reflection of light, mirror formula, spherical mirrors, refraction of light, refraction at spherical surfaces, total internal reflection, optical fibers, lenses, lens maker’s formula, thin lens formula, power of lens, magnification, combination of thin lenses in contact and refraction of light through prism.
Optical Instruments – Microscopes and astronomical telescope (reflecting & refracting) and their magnifying powers.
Chapter 10- Wave optics
In This chapter students learn about the wave optics, wave front, Huygen’s principle, proof of laws of reflection and refraction using Huygen’s principle, reflection & refraction of plane wave at plane surface using wave fronts.
Young’s double slit experiment & expression for fringe width (No derivation, final expression only), interference, width of central maxima, diffraction due to single slit, coherent sources and sustained interference of light.
Chapter 11 – Dual nature of Radiation and Matter
This chapter teaches about the dual nature of radiation, Einstein’s photoelectric equation-particle nature of light, Photoelectric effect, Hertz and Lenard’s observations, matter waves – waves nature of practices and De-Broglie relation.
Chapter 12 – Atoms
This chapter teaches students about the Alpha-particle scattering experiment, Bohr model of hydrogen atom, Rutherford’s model of atom, expression for radius of nth possible orbit and velocity & energy of electron in his orbit of hydrogen line spectra (qualitative treatment only).
Chapter 13 – Nuclei
This chapter teaches students about the composition and size of nucleus, nuclear force, mass defect, mass energy relation, nuclear fission, binding energy per nucleon and its variation with the mass number.
Chapter 14 – Semiconductor Electronics: Materials, Devices and Simple Circuits
This chapter teaches students about the energy bands in conductors, intrinsic and extrinsic semiconductors – p & n type, p-n junction, semiconductors and insulators (qualitative ideas only).