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Introduction to Electromagnetism

Introduction to Electromagnetism. Instructor: Professor Manoj K Harbola, Department of Physics, IIT Kanpur. The course covers topics on Coulomb's law, Laplace's equation for electrostatic potential, conductors and capacitors, magnetic field due to a magnet, magnetic fields in matter, Maxwell's equations, wave equation. (from nptel.ac.in)

Lecture 35 - Divergence and Curl of Magnetic Field

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Lecture 01 - Coulomb's Law

Lecture 02 - Coulomb's Force due to Several Point Charges

Lecture 03 - Force due to Distribution of Charges

Lecture 04 - What is an Electric Field?

Lecture 05 - Electric Field due to a Charged Distribution

Lecture 06 - Helmholtz's Theorem for Electric Field

Lecture 07 - Divergence of a Field

Lecture 08 - Divergence of Electric Field and Gauss' Law

Lecture 09 - Curl of a Field I

Lecture 10 - Curl of a Field II and Stokes' Theorem

Lecture 11 - Line Surface Area and Volume Elements in Cartesian and Cylindrical Coordinates

Lecture 12 - Line Surface Area and Volume Elements in Spherical Polar Coordinates

Lecture 13 - Examples of Application of the Divergence and Stokes' Theorem

Lecture 14 - Electrostatic Potential

Lecture 15 - Electric Field as the Gradient of Electrostatic Potential

Lecture 16 - Laplace's and Poisson's Equations for Electrostatic Potential

Lecture 17 - Electrostatic Potential due to a Charge Distribution I; a Line Charge of Finite Length

Lecture 18 - Electrostatic Potential due to a Charge Distribution II; a Ring and a Spherical Shell of Charge

Lecture 19 - Uniqueness of the Solution of Laplace's and Poisson's Equations

Lecture 20 - Method of Images I: Point Charge in front of a Grounded Metallic Plane I

Lecture 21 - Method of Images II: Point Charge in front of a Grounded Metallic Plane and Grounded Metal Sphere

Lecture 22 - Laplace's Equation in Some Other Physical Phenomena

Lecture 23 - Energy of a Charge Distribution I

Lecture 24 - Energy of a Charge Distribution II - An Example

Lecture 25 - Energy of a Charge Distribution III - Energy Density in terms of Electric Field

Lecture 26 - Electric Field and Potential in a Conductor

Lecture 27 - Reciprocity Theorem for Conductors I

Lecture 28 - Reciprocity Theorem for Conductors II

Lecture 29 - Electric Polarization and Bound Charges I

Lecture 30 - Electric Polarization and Bound Charges II

Lecture 31 - Electric Displacement

Lecture 32 - Electrostatics in presence of Dielectric Materials

Lecture 33 - Electrostatics in presence of Dielectric Materials II

Lecture 34 - Introduction to Magnetostatics; The Biot-Savart Law

Lecture 35 - Divergence and Curl of Magnetic Field

Lecture 36 - Ampere's Law for Magnetic Fields

Lecture 37 - Vector Potential for Magnetic Fields

Lecture 38 - Calculation of Vector Potential for a Given Magnetic Field

Lecture 39 - Equation for the Vector Potential in terms of Current Density

Lecture 40 - Vector Potential from Current Densities I

Lecture 41 - Vector Potential from Current Densities II

Lecture 42 - Magnetic Materials I

Lecture 43 - Magnetic Materials II: Bound Current Densities

Lecture 44 - The Auxiliary Field - H

Lecture 45 - Solving for Magnetic Field of a Magnet I

Lecture 46 - Solving for Magnetic Field of a Magnet in presence of Magnetic Materials

Lecture 47 - Faraday's Law

Lecture 48 - Induced Electric Field due to Charging Magnetic Field

Lecture 49 - Demonstrations on Faraday's Law, Lenz's Law and Nonconservative Nature of Induced Electric Field

Lecture 50 - Energy Stored in a Magnetic Field I

Lecture 51 - Energy Stored in a Magnetic Field I; Solved Examples

Lecture 52 - Displacement Current

Lecture 53 - Quasistatic Approximation

Lecture 54 - Energy Transport by Electromagnetic Fields; The Poynting Vector

Lecture 55 - The Poynting Vector; Solved Examples

Lecture 56 - Linear Momentum and Angular Momentum Carried by Electromagnetic Fields

Lecture 57 - Waves and Wave Equation

Lecture 58 - Electromagnetic Waves in Free Space I: Qualitative Picture

Lecture 59 - Electromagnetic Waves in Free Space II: Derivation of the Wave Equation from Maxwell's Equations

Lecture 60 - Energy and Intensity and Momentum Carried by Electromagnetic Waves

Lecture 61 - Energy and Intensity and Momentum Carried by Electromagnetic Waves - Examples

Lecture 62 - Reflection of Waves at a Boundary I - Wave on a Tense String

Lecture 63 - Reflection of Waves at a Boundary II - Electromagnetic Waves Reflecting from a Dielectric Surface

Lecture 64 - Radiation from an Accelerating Charge I

Lecture 65 - Radiation from an Accelerating Charge II