EE2202 Electromagnetic Theory - SUBJECT CATALOG

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SYLLABUS:

EE2202           ELECTROMAGNETIC THEORY     L T  P C

3 1 0  4

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 Pointing vector.

UNIT I INTRODUCTION       8

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  10

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.

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.

UNIT IV           ELECTRODYNAMIC FIELDS          8

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.

UNIT V            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 – Transmission lines – Line equations – Input impedances – Standing wave ratio and power.

L = 45  T = 15  TOTAL: 60 PERIODS

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.

REFERENCES

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.