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EX-504 (B) · Electromagnetic Theory/Official Syllabus

Electromagnetic Theory (EX-504 (B)) - Official Syllabus

1
Unit 1

Coordinate Systems, Vector Calculus & Electrostatic Fields

  • Cartesian, cylindrical & spherical co-ordinate systems
  • scalar & vector fields, gradient, divergence & curl of a vector field
  • Divergence theorem & Stokes’s theorem, concept of vectors
  • Electrostatic Fields – Coulomb’s law, electric field intensity due to different charge distribution viz. line charge, sheet charge, Field due to continuous volume
  • electric potential, properties of potential function, potential gradient equipotential surfaces, line of force
  • Gauss law, applications of Gauss law, Gauss law in point form, method of images
2
Unit 2

Electrostatic Boundary Value Problems, Dielectrics and Current

  • Laplace’s & Poisson’s equations, solution of Laplace’s equation
  • Electric dipole, dipole moment, potential & electric field intensity due to dipole
  • Behavior of conductors in an electric field. Conductor & insulator, electric field inside a dielectric, polarization
  • Boundary value conditions for electric Field
  • Capacitance & Capacitances of various types of capacitors
  • Energy stored and energy density in static electric field
  • Current density, conduction & convection current density ohms law in point form, equation of continuity
3
Unit 3

Static Magnetic Field and Magnetostatics

  • Static Magnetic Field, Biot-Savart’s law, Magnetic Field intensity due to straight current carrying filament, circular, square and solenoidal current carrying wire
  • Relationship between magnetic flux, flux density & magnetic Field intensity
  • Ampere’s circuital law and its applications, magnetic Field intensity due to infinite sheet and various other configurations, Ampere’s circuital law in point form
  • Magnetic force, moving charge in a magnetic field, Lorentz Force on straight and long current carrying conductors in magnetic field, force between two long & parallel current carrying conductors
  • Magnetic dipole & dipole moment, a differential current loop as dipole, torque on a current carrying loop in magnetic field, Magnetic Boundary conditions
4
Unit 4

Magnetic Potentials, Inductance and Maxwell’s Equations

  • Scalar magnetic potential and its limitations, Vector magnetic potential and its properties, vector magnetic potential due to different simple configurations
  • Self and Mutual inductances, determination of self & mutual inductances, self inductance of solenoid, toroid coils, mutual inductance between a straight long wire & a square loop
  • Energy stored in magnetic Field & energy density
  • Faraday’s Law, transformer & motional EMFs, Displacement current
  • Maxwell’s equations as Generalization of circuit equations, Maxwell’s equation in free space, Maxwell’s equation for harmonically varying Field, static and steady fields, Maxwell’s equations in differential & integral form
5
Unit 5

Electro Magnetic Waves

  • Electro Magnetic Waves : Uniform plane wave in time domain in free space, Sinusoidally time varying uniform plane wave in free space
  • Wave equation and solution for material medium, Uniform plane wave in dielectrics and conductors
  • Pointing Vector theorem, instantaneous, average and complex poynting vector, power loss in a plane conductor, energy storage
  • Polarization of waves
  • Reflection by conductors and dielectric – Normal & Oblique incidence, Reflection at surface of a conducting medium, surface impedance, transmission line analogy

Reference Books

  • Elements of Electromagnetic — Mathew N.O Sadiku — Oxford
  • Electromagnetic Fields — P.V. Gupta — Dhanpat Rai
  • Element of Engineering Electromagnetic — N.N. Rao — PHI
  • Engineering Electromagnetic — William H. Hayt — TMH
  • Electromagnetic — John D. Kraus — TMH
  • Electromagnetic wave & Radiating System — Jordan Balmian — PHI
  • Fields and Wave Electromagnetic — David K. Cheng — Addison Wesley
  • Electromagnetic Field — S.P. Seth — Dhanpat Rai & Sons
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