1. Mechanics
    2. 1. Rotational dynamics
    2. Periodic motion
    3. Fluid statics
  2. Heat and Thermodynamics
    3. 4. First Law of Thermodynamics
    5. Second Law of Thermodynamics
  3. Waves and Optics
    4. 6. Wave motion
    7. Mechanical waves
    8. Waves in Pipes and Strings
    9. Acoustic Phenomenon
    10. Nature and Propagation of Light
    11. Interference
    12. Diffraction
    13. Polarization
  4. Electricity and Magnetism
    5. 14. Electrical Circuit
    15. Thermoelectric Effect
    16. Magnetic Field
    17. Magnetic Properties of Materials
    18. Electromagnetic Induction
    19. Alternating Current
  5. Modern Physics
    6. 20. Electrons
    21. Photons
    22. Semiconductor Devices
    23. Quantization of Energy
    24. Radioactive and Nuclear Reaction
    25. Recent trends in Physics
Electricity and Magnetism
19. Alternating Current