Course Description: Electromagnetic is a branch of physics or electrical engineering which is used to study the electric and magnetic phenomena. Electromagnetic Field (EMF) Theory is one of the most important and fundamental courses of electrical engineering and electronics and communication engineering curriculum which deals with comprehensive study of characteristics of electric field, magnetic field and combined field called electromagnetic field.

Intended Audience: Second and Third year Undergraduate students of B. E. Electronics, Electronics & Communication and Electrical Engineering.

Course Layout:

• Vector Algebra & Co-ordinate Geometry: Scalars and Vectors, Vector Algebra, Cartesian co-ordinate system, differential lengths, surfaces and volumes, Dot and cross product, Cylindrical and Spherical co-ordinate system, Irrotational and Solenoidal fields, Coulombs law.
• Electric Field: Electric field Intensity , Field due to different charge distributions, Electric Flux density, Gauss law & its applications, Divergence and its significance, Divergence theorem.
• Energy and Potential: Energy expended in moving a point charge in an electric field, Potential and potential difference, Gradient and its physical significance, Dipole, Energy Density in the Electrostatic field, Poisson's & Laplace's equations, Uniqueness theorem.
• Steady Magnetic Fields: Biot-Savert law, Amperes Circuital law, Curl and its physical significance, Stokes theorem, Magnetic flux and magnetic flux density, Scalar and Vector Magnetic potential.
• Time varying Magnetic Fields: Faradays law, Displacement current, Maxwell's equations for steady and time varying fields in point form and integral form, Retarded potentials, Maxwell's equations in phasor form.
• Uniform Plane Wave: Uniform plane wave, Wave equations, Propagation constant, attenuation constant, phase constant, Solution of wave equation in free space, Perfect dielectric, lossy dielectric, Poynting vector theorem & its proof, relation between E & H vectors, intrinsic impedance, frequency, wavelength, velocity, Skin Depth.

Text Books:

• Matthew N. O. Sadiku. Principles of Electromagnetics. Fourth Edition International Version, Oxford University Press, 2009. ISBN-13: 978-0-19-806229-5.
• Edward C. Jordan, Keith G. Balmain. Electromagnetic Waves and Radiating Systems. Second Edition, PHI Learning Private Limited, 2008. ISBN-13: 978-81-203-0054-5.

Reference Books:

• David K. Cheng. Field and Wave Electromagnetics. Second Edition, Pearson Education India, 2014. ISBN-13: 978-9332535022.
• Constantine A. Balanis. Advanced Engineering Electromagnetics. Second Edition, John Wiley & Sons Inc., 2008. ISBN-13: 978-8126518562.