Complete Physics Course for Class 12 with Live Sessions (Full Course)

This Class XII CBSE Physics course offers a comprehensive understanding of all key concepts, integrating theory with practical applications. It prepares students for board exams and competitive exams like JEE, enhancing problem-solving skills and conceptual clarity.

Curriculum Structure

Unit I: Electrostatics

• Electric charges and fields – Electric charges, conservation, Coulomb’s law, force between charges, superposition principle, electric field, field lines, dipole, torque, flux, Gauss’s theorem and its applications.
• Electrostatic potential and capacitance – Potential, equipotential surfaces, potential due to point charge/dipole/system, potential energy, conductors, dielectrics, capacitors, series/parallel combinations, energy in capacitor.

Unit II: Current Electricity

• Electric current, drift velocity, mobility, Ohm’s law, resistivity, conductivity, temperature dependence, internal resistance, emf, combination of cells, Kirchhoff’s laws, Wheatstone bridge, metre bridge, potentiometer.

Unit III: Magnetic Effects of Current and Magnetism

• Moving charges and magnetism – Biot-Savart law, Ampere’s law, force on current-carrying conductor, torque on coil, galvanometer, conversion to voltmeter/ammeter.
• Magnetism and matter – Bar magnet, earth’s magnetism, magnetic elements, dia-, para-, and ferromagnetic substances, hysteresis.

Unit IV: Electromagnetic Induction and Alternating Currents

• Faraday’s law, induced emf, Lenz’s law, eddy currents, self and mutual induction, AC circuits (resistor, inductor, capacitor), reactance, impedance, LC oscillations, resonance, transformer.

Unit V: Electromagnetic Waves

• Need of displacement current, electromagnetic waves and their characteristics, transverse nature, spectrum (radio to gamma rays).

Unit VI: Optics

• Ray optics and optical instruments – Reflection, refraction, total internal reflection, lens formula, magnification, power, microscopes, telescopes.
   
• Wave optics – Huygens’ principle, interference, Young’s double slit, diffraction (single slit), resolving power, polarization, Brewster’s law.

Unit VII: Dual Nature of Radiation and Matter

• Photoelectric effect, experimental study, Einstein’s equation, matter waves, de Broglie relation, Davisson-Germer experiment.

Unit VIII: Atoms and Nuclei

• Atoms – Rutherford, Bohr model, energy levels, hydrogen spectrum.
   
• Nuclei – Composition, size, mass-energy relation, binding energy, radioactivity (α, β, γ decay), nuclear fission and fusion.

Unit IX: Electronic Devices

• Semiconductors (intrinsic, extrinsic), p–n junction diode, I–V characteristics, junction diode as rectifier, LED, photodiode, solar cell, Zener diode, transistor characteristics, transistor as amplifier/switch.