EE 9202 ELECTROMAGNETIC THEORY

ANNA UNIVERSITY CHENNAI :: CHENNAI 600 025
REGULATIONS – 2008
CURRICULUM FROM III SEMESTERS FOR
B.E. ELECTRICAL AND ELECTRONICS ENGINEERING
EE 9202 ELECTROMAGNETIC THEORY

AIM:
To introduce the fundamentals of electromagnetic fields and their applications in
Engineering.

OBJECTIVES:

To impart knowledge on vector fields - electrostatic and magnetostatic fields,
electrodynamics and electromagnetic waves.

PREREQUISITES

Vector algebra, Differential and Integral Calculus

UNIT I - INTRODUCTION 6
Sources and effects of electromagnetic fields – Vector fields – Different co-ordinate
systems – Vector calculus – Gradient, Divergence and Curl – Divergence theorem –
Stoke’s theorem.

UNIT II - ELECTROSTATICS 12
Coulomb’s Law – electric field intensity – Field due to point and continuous charges –
Gauss’s law and its applications – electrical potential – Electric field and equipotential
plots – electric field in free space, conductors, dielectric – dielectric polarization.
Electric field in multiple dielectrics – boundary conditions, Poisson’s and Laplace’s
equations – Capacitance – Energy density – Dielectric strength – Applications.

UNIT III - MAGNETOSTATICS 9
Lorentz Law of force, magnetic field intensity – Biot – Savart Law – Ampere’s Law –
Magnetic field due to straight conductors, circular loop, infinite sheet of current –
Magnetic flux density (B) – B in free space, conductor, magnetic materials.
Magnetization-Magnetic field in multiple media – Boundary conditions – Scalar and
vector potential – Magnetic force – Torque – Inductance – Energy density – Magnetic
circuits – Applications.

UNIT IV - ELECTRO DYNAMIC FIELDS 9
Faraday’s law, induced emf – transformer and motional EMF, Maxwell’s equations
(differential and integral forms)- Displacement current – Applications - Relation
between field theory and circuit theory.

UNIT VI - ELECTROMAGNETIC WAVES 9
Generation – electro magnetic wave equations – Wave parameters; velocity, intrinsic
impedance, propagation constant – Waves in free space, lossy and lossless
dielectrics, conductors – skin depth, Poynting vector – Plane wave reflection and
refraction - Applications

TOTAL : 45 PERIODS TEXT BOOKS:

1 Matthew. N.O. Sadiku, “Elements of Electromagnetics”, Fourth Edition, Oxford
University Press, First Indian Edition 2007.
2. Ashutosh Pramanik, “Electromagnetism – theory and application,” Prentice Hall
of
India Private Ltd., New Delhi, 2006.

REFERENCES:

1. William H.Hayt Jr. and John A Buck “Engineering Electromagnetics”, Seventh
Edition, Tata McGraw Hill Publishing Company Ltd., New Delhi, 2006.
2. J.A.Edminister, Schaum’s Outlines “Theory and problems of Electromagnetics”,
Tata Mc Graw hill, Second Edition, Special Indian Edition 2006.
3. Guru and Hiziroghu “Electromagnetic field theory fundamentals”, Thomson Asia
Pvt. Ltd., 1998.
4. John D Kraus, Daniel A Fleisch “Electromagenetics with Applications”, Tata
McGraw Hill International Edition, 1999.