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Description of  ELECTROMAGNETIC FIELDS: Beginner Guide

ELECTROMAGNETIC FIELDS UNIT I STATIC ELECTRIC FIELD 9 Vector Algebra, Coordinate Systems, Vector differential operator, Gradient, Divergence, Curl, Divergence theorem, Stokes theorem, Coulomb's law, Electric field intensity, Point, Line, Surface and Volume charge distributions, Electric flux density, Gauss law and its applications, Gauss divergence theorem, Absolute Electric potential, Potential difference, Calculation of potential differences for different configurations. Electric dipole, Electrostatic Energy, and Energy density. Conductors and dielectrics in Static Electric Field, Current and current density, Continuity equation, Polarization, Boundary conditions, Method of images, Resistance of a conductor, Capacitance, Parallel plate, Coaxial and Spherical capacitors, Boundary conditions for perfect dielectric materials, Solution of Laplace equation, Application of Poissons and Laplaces equations. Biot -Savart Law, Magnetic field Intensity, Estimation of Magnetic field Intensity for straight and circular conductors, Amperes Circuital Law, Point form of Amperes Circuital Law, Stokes theorem, Magnetic flux, and magnetic flux density, The Scalar and Vector Magnetic potentials, Derivation of Steady magnetic field Laws. Force on a moving charge, Force on a differential current element, Force between current elements, Force and torque on a closed circuit, The nature of magnetic materials, Magnetization and permeability, Magnetic boundary conditions involving magnetic fields, The magnetic circuit, Potential energy, and forces on magnetic materials, Inductance, Basic expressions for self and mutual inductances, Inductance evaluation for the solenoid, toroid, coaxial cables and transmission lines, Energy stored in Magnetic fields. Fundamental relations for Electrostatic and Magnetostatic fields, Faradays law for Electromagnetic induction, Transformers, Motional Electromotive forces, a Differential form of Maxwells equations, Integral form of Maxwells equations, Potential functions, Electromagnetic boundary conditions, Wave equations, and their solutions, Poyntings theorem, Time harmonic fields, Electromagnetic Spectrum. Read more