(i) Coulomb's law I.1.S.I. unit of charge I.2.permittivity of free space. (ii) Concept of electric field E = F/qo; ii.1.Gauss' theorem and its applications. (iii) Electric dipole iii.1.electric field at a point on the axis and perpendicular bisector of a dipole iii.2.electric dipole moment iii.3.torque on a dipole in a uniform electric field. (iv) Electric lines of force. (v) Electric potential and potential energy; (v) Electric potential and potential energy; (v) Electric potential and potential energy; (v) Electric potential and potential energy; (v) Electric potential and potential energy; (v) Electric potential and potential energy; (v) Electric potential and potential energy; v.1.potential due to a point charge and due to a dipole; v.2.potential energy of an electric dipole in an electric field. v.3.Van de Graff generator. (vi) Capacitance of a conductor C = Q/V, vi.1.farad; vi.2.capacitance of a parallel-plate capacitor; vi.3.C = e0A/d. Capacitors in series and parallel combinations; vi.3.C = e0A/d. Capacitors in series and parallel combinations; vi.4.effective capacitance and charge distribution. vi.5.Energy stored (vii) Dielectrics (elementary ideas only); vii.1.permittivity and relative permittivity of a dielectric (er = e/eo). vii.2.Electric polarisatio
1. Electrostatics 2. Current Electricity 3. Magnetism 4. Electromagnetism 5. Alternating Current Circuits 6. Wave Optics 7. Ray Optics and Optical Instruments 8. Electrons and Photons 9. Atoms 10. Nuclei 11. Nuclear Energy 12. Semiconductor Devices 13. Communication Systems