EE2202 ELECTROMAGNETIC THEORY Syllabus

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AIM

This subject aims to provide the student an understanding of the fundamentals of

electromagnetic fields and their applications in Electrical Engineering.

OBJECTIVES

To impart knowledge on

i. Concepts of electrostatics, electrical potential, energy density and their

applications.

ii. Concepts of magnetostatics, magnetic flux density, scalar and vector

potential and its applications.

iii. Faraday’s laws, induced emf and their applications.

iv. Concepts of electromagnetic waves and Poynting vector.

1. INTRODUCTION

Sources and effects of electromagnetic fields – Vector fields – Different co-ordinate

systems- vector calculus – Gradient, Divergence and Curl - Divergence theorem –

Stoke’s theorem.

2. ELECTROSTATICS

Coulomb’s Law – Electric field intensity – Field due to point and continuous charges –

Gauss’s law and application – Electric potential – Electric field and equipotential plots –

Electric field in free space, conductors, dielectric -Dielectric polarization - Dielectric

strength - Electric field in multiple dielectrics – Boundary conditions, Poisson’s and

Laplace’s equations – Capacitance- Energy density.

3. MAGNETOSTATICS

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.

4. ELECTRODYNAMIC FIELDS

Faraday’s laws, induced emf – Transformer and motional EMF – Forces and Energy in

quasi-stationary Electromagnetic Fields - Maxwell’s equations (differential and integral

forms) – Displacement current – Relation between field theory and circuit theory.

5. ELECTROMAGNETIC WAVES

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 –

Transmission lines – Line equations – Input impedances – Standing wave ratio and

power.

TEXT BOOKS

1. Mathew N. O. SADIKU, ‘Elements of Electromagnetics’, Oxford University press

Inc. First India edition, 2007.

2. Ashutosh Pramanik, ‘Electromagnetism – Theory and Applications’, Prentice-Hall

of India Private Limited, New Delhi, 2006.

REFERENCE BOOKS

1. Joseph. A.Edminister, ‘Theory and Problems of Electromagnetics’, Second

edition, Schaum Series, Tata McGraw Hill, 1993.

2. William .H.Hayt, ‘Engineering Electromagnetics’, Tata McGraw Hill edition, 2001.

3. Kraus and Fleish, ‘Electromagnetics with Applications’, McGraw Hill International

Editions, Fifth Edition, 1999.