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Introduction to Electricity 

  • Frictional Electricity
  • Characteristics of Charges
  • Methods of Charging a Body
  • Detection of Charge on a Body
  • Atmospheric Electricity
  • Quantization of Electric Charge
  • The principle of Conservation of Charge
  • Additive Nature of Charge
  • Numerical Problems

Coulomb’s Law of Electrostatics 

  • Statement and Explanation
  • Vector Form of Coulomb’s Law
  • Limitations of Coulomb’s Law
  • Electrical Charges and Their Units
  • Dielectric Constant of Medium
  • Numerical Problems
  • Comparision Between Electrostatic Force and Gravitational Force.
  • The principle of Superposition of Forces

Normal Electric Induction 

  • Electric Field and Electric Flux
  • Lines of Force and Tubes of Force
  • Tubes of Induction
  • Total Normal Electric Induction

Gauss’s Theorem and Its Applications 

  • Gauss’s Theorem: Statement, Explanation and Proof
  • Electric Intensity outside Charged Sphere
  • Electric Intensity outside Charged Cylinder
  • Electric Intensity outside Charged Conductor

Numerical Problems on Electric Intensity Due to Charged Sphere  

Mechanical Force per Unit Area of Charged Conductor 

  • Expression for Mechanical Force Per Unit Area
  • Expression for Energy per Unit Volume


  • Polar and Non Polar Dielectrics
  • Polarization
  • Behaviour of Dielectric Slab in Electric Field

Concept of Capacitor 

  • Capacity of Conductor
  • Principle of Parallel Plate Condenser
  • Types of Capacitors
  • Expression for Capacity of Parallel Plate Condenser
  • Effect of Dielectric Material on Capacity o0f a Conductor
  • Energy Stored in Charged Capacitor

Capacitor Circuits 

  • Capacitors in Series
  • Capacitors in Parallel

Van de Graff Generator

  • Principle, Construction, Working and Uses
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