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|COs||Course outcomes||Mapping COs with POs (High-3, Medium-2, Low-1)|
|CO2||Apply vector calculus to static electric-magnetic fields in different engineering situations.||PO1-3, PO2-2|
|CO5||Analyze Maxwell’s equation in different forms.||PO2-2, PO5-3, PO9-1|
|CO4||Examine the phenomena of wave propagation in different media and its interfaces and in applications of microwave engineering.||PO1-3, PO7-1|
Review of Maxwell’s equations. Displacement Current. Vector and Scalar Potentials. Gauge Transformations: Lorentz and Coulomb Gauge. Boundary Conditions at Interface between Different Media. Wave Equations. Plane Waves in Dielectric Media. Poynting Theorem and Poynting Vector. Electromagnetic (EM) Energy Density. Physical Concept of Electromagnetic Field Energy Density, Momentum Density and Angular Momentum Density.
Practice-1 To study the reflection, refraction of microwaves
Electromagnetic Waves Propagation in Unbounded Media
Plane Electromagnetic waves through vacuum and an isotropic dielectric medium, transverse nature of plane Electromagnetic waves, refractive index and dielectric constant, wave impedance. Propagation through conducting media, relaxation time, skin depth. Wave propagation through dilute plasma, electrical conductivity of ionized gases, plasma frequency, refractive index, skin depth, application to propagation through ionosphere.
Practice-2 To determine the refractive index of liquid by total internal reflection using Wollaston’s air-film
Electromagnetic Waves in Bounded Media
Boundary conditions at a plane interface between two media. Reflection & Refraction of plane waves at plane interface between two dielectric media-Laws of Reflection & Refraction. Fresnel's Formulae for perpendicular & parallel polarization cases, Brewster's law. Reflection & Transmission coefficients. Total internal reflection.
Practice-3 To determine the refractive Index of (1) glass and (2) a liquid by total internal reflection .
practice-4 To study the polarization of light by reflection and determine the polarizing angle for air-glass interface
Electromagnetic Waves in anisotropic media
Propagation of electromagnetic waves in anisotropic Media. Symmetric Nature of Dielectric Tensor. Fresnel’s Formula. Uniaxial and Biaxial Crystals. Light Propagation in Uniaxial Crystal.
Practice-5 To determine the wavelength and velocity of ultrasonic waves in a liquid (Kerosene Oil, Xylene, etc.) by studying the diffraction through ultrasonic grating.
Polarization of Electromagnetic waves
Description of Linear, Circular and Elliptical Polarization.Double Refraction. Polarization by Double Refraction. Nicol Prism. Ordinary & extraordinary refractive indices. Production & detection of Plane, Circularly and Elliptically Polarized Light. Phase Retardation Plates: Quarter-Wave and Half-Wave Plates.
practice-6 To verify the law of Malus for plane polarized light.
Practice-7 To analyze elliptically polarized Light by using a Babinet’s compensator.
Optical Rotation. Biot’s Laws for Rotatory Polarization. Fresnel’s Theory of optical rotation. Calculation of angle of rotation. Experimental verification of Fresnel’s theory. Specific rotation. Laurent’s half-shade polarimeter.
Practice-8 To study Polarization and double slit interference in microwaves.
Practice-9 To determine the specific rotation of sugar solution using Polarimeter.
Numerical Aperture. Step and Graded Indices (Definitions Only).
Single and Multiple Mode Fibres (Concept and Definition Only).
Practice-10 To verify the Stefan`s law of radiation and to determine Stefan’s constant.
Practice-11 To determine the Boltzmann constant using V-I characteristics of PN junction diode.
Practice-12 To study dependence of radiation on angle for a simple Dipole antenna.
Introduction to Electrodynamics, D.J. Griffiths, 3rd Ed., 1998, Benjamin Cummings.
1. Electrodynamics by Satya Prakash
2. A textbook of Optics ,BrijlalSubramanyam
3. Elements of Electromagnetics, M.N.O. Sadiku, 2001, Oxford University Press.
4. Introduction to Electromagnetic Theory, T.L. Chow, 2006, Jones & Bartlett Learning
5. Fundamentals of Electromagnetics, M.A.W. Miah, 1982, Tata McGraw Hill
6. Electromagnetic field Theory, R.S. Kshetrimayun, 2012, Cengage Learning
7. Engineering Electromagnetic, Willian H. Hayt, 8th Edition, 2012, McGraw Hill.
8. Electromagnetic Field Theory for Engineers & Physicists, G. Lehner, 2010, Springer
Scalar potential and Vector potential
|Electromagnetic (EM) Energy Density. Physical Concept of Electromagnetic Field Energy Density|
Momentum Density and Angular Momentum Density
|Plane EM waves through isotropic dielectric medium,transverse nature of plane EM waves, refractive index and dielectric constant, wave impedance|
Propagation of electromagnetic waves through conducting media, relaxation time, skin depth
To determine the refractive index of liquid by total internal reflection using Wollaston’s air-film.