Electrostatics

IIT-JEE · Class 12 · Physics

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What’s covered

  • topics
    • Electric Charge
      • properties of charge
      • conservation
      • quantization
      • additivity
      • invariance of charge
    • Coulomb's Law
      • force between point charges
      • vector form
      • principle of superposition
      • force in a medium
    • Electric Field
      • electric field intensity
      • field due to a point charge
      • superposition of fields
      • field due to continuous charge distributions (line ring disk)
    • Electric Field Lines
      • properties and patterns
    • Electric Dipole
      • dipole moment
      • electric field on axial and equatorial lines
      • field at a general point
    • Dipole in an External Field
      • torque on a dipole
      • potential energy
      • work done in rotating a dipole
    • Motion of Charged Particles
      • in a uniform electric field
    • Electric Flux
      • definition and calculation
    • Gauss's Law
      • statement and proof
    • Applications of Gauss's Law
      • electric field due to a charged isolated conducting plate
      • field of a uniformly charged sphere (inside and outside)
      • field due to a long uniformly charged cylinder
      • field near a uniformly volume-charged plane
    • Conductors in Electrostatics
      • force acting on the surface of a charged conductor
      • electrostatic pressure
    • Solid Angle
      • concept
      • calculation of solid angle
      • relation in half angle of cone
      • solid angle enclosed by a closed surface
    • Electric Potential
      • work done to move a charge
      • potential and potential difference
      • potential due to point and continuous charges
      • potential difference in a uniform field
    • Equipotential Surface
      • properties
      • finding electric field from potential
    • Electric Potential Energy
      • PE of a system of charges
      • PE of charges in an external field
      • PE of a single charge in an external field
      • PE of two charges in an external field
    • Potential of Continuous Distributions
      • charged conducting sphere
      • non-conducting solid sphere (inside and outside)
      • uniform line of charge
      • ring of charge
      • charged disk
    • Energy of Distributions
      • self-energy of a charged spherical shell and uniformly charged sphere
      • self and interaction energy of two spheres
    • Conductors
      • earthing of a conductor
      • charge distribution on a conductor surface
      • uniqueness theorem
      • induced charges
    • Dipole Potential
      • potential due to a dipole
      • work done and PE of a dipole in a uniform field
      • Van de Graaff generator