Syllabus ‘Electrostatics’

Electric Charges and Field

  • Electric charges,
  • Conductors and insulators,
  • Charging by induction,
  • Charging by friction,
  • Properties of electric charge
  • Coulomb’s law,
  • Vector form of coulomb’s law,
  • principle of superposition,
  • forces between multiple charges
  • Electric field,
  • Electric field due to a point charge,
  • superposition principle,
  • Electric field due to a group of charges
  • Motion of a charged particle in uniform electric field,
  • Electric field of a continuous charge distribution,
  • volume, surface and linear charge distribution, 
  • Electric field due to a linear charge distribution like a straight rod,
  • Electric field on the axis of a disk, ring and other cases of interest
  • Electric lines of force,
  • properties of lines of force,
  • lines of force due to a positive and negative point charge.
  • Electric flux
  • Gauss’s Law and application,
  • Calculating electric field using Gauss’s law.
  • Electric field due to
    • a point charge,
    • An infinite linear charge distribution
  • Electric field due to
    • A hollow cylinder of charge,
    • Charged solid cylinder,
    • A shell of charge,
    • Uniform sphere of charge,
    • An infinite thin non conducting sheet
  • Electric dipole,
  • Dipole moment,
  • Electric field due to an electric dipole on axial line
  • Electric field due to an electric dipole on
    • equatorial line and
    • At any other point ,
  • Electric dipole in a uniform electric field
  • Potential energy associated with dipole,
  • Dipole in non-uniform electric field,
  • Dipole oscillation