# Electrostatics

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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
• 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

#### Mechanical Force per Unit Area of Charged Conductor ✔

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

#### Dielectric ✔

• 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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