Electric charges and their properties: Additivity of charges, quantisation of charges and conservation of charges - Coulomb’s law: Statement, explanation (only in free space) and expression in vector form - Definition of SI unit of charge - Superposition principle: Statement, application to find the force between multiple charges. Electric field: Definition of electric field - Mention of expression for electric field due to a point charge -Application of superposition principle to find electric field for a system of charges. Continuous charge distribution: Definitions of surface, linear and volume charge densities - Mention of expression for electric field due to a continuous charge distribution. Electric dipole: Definition of electric dipole and dipole moment - Derivation of electric field due to a dipole (a) at any point on its axis (b) at any point on its equatorial plane -Derivation of the torque on an electric dipole in an un...
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