'Electromagnetic Fields and Waves' is a course offered in the B. Tech. programs at School of Engineering, Amrita Vishwa Vidyapeetham.
Unit 1
Electrostatics: Coulombs law and electric field intensity, field due to a continuous volume charge distribution, field of a line charge, field of sheet of charge, electric flux density, Gauss’s law, application of Gauss’s law, Maxwell’s first equation.
Poisson’s and Laplace’s equations: The potential field of a point charge, potential field of a system of charges: conservative property, potential gradient, the dipole.
Unit 2
Poisson’s and Laplace’s equations, uniqueness theorem, examples of the solution of Laplace’s equation, solution of Poisson’s equation.
Electromagnetics: Biot Savart law, magnetic flux and magnetic flux density, scalar and vector magnetic potentials, derivation of steady magnetic field laws, Faraday’s laws, displacement current, Maxwells equations in point and integral form, retarded potentials.
Unit 3
Electromagnetic waves: EM wave motion in free space, wave motion in perfect dielectrics, plane wave in lossy dielectrics, Poynting vector and power consideration, skin effect, reflection of uniform plane waves, standing wave ratio.
Transmission line equations, line parameters - examples, dipole radiation, retarded potentials, electric dipole radiation.
- William H Hayt, “Engineering Electromagnetics”, Tata Mc Graw Hill, New Delhi, 2002 (5th edition)
- David J Griffiths, “Introduction to Electrodyanamics”, Prentice-Hall of India, New Delhi, 1999 (2nd edition).
- J D Jackson, “Classical Electrodynamics”, Wiley Eastern, 2004 (2nd edition).
- B. Chakraborty, “Principles of Electrodynamics”, Books and Allied Publishers, 2002
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