NPTEL : NOC:Introduction to Electromagnetism (Physics)

Co-ordinators : Prof. Manoj K Harbola


Lecture 1 - Coloumb's Law

Lecture 2 - Coloumb's Force due to several Point charges

Lecture 3 - Force due to distribution of Charges

Lecture 4 - What is an Electric Field?

Lecture 5 - Electric Field due to a Charged Distribution

Lecture 6 - Helmholtz's Theorem for Electric Field

Lecture 7 - Divergence of a Field

Lecture 8 - Divergence of Electric Field & Gauss's Law

Lecture 9 - Curl Of a Field - I

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

Lecture 11 - Line surface area & volume elements in Cartesian & Cylindrical Coordinates

Lecture 12 - Line surface area & volume elements in Spherical Polar Coordinates

Lecture 13 - Examples of application of the divergence and stokes' theorems

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 - Elecrostatic potential due to a charge distribution - I; a line charge of finite length

Lecture 18 - Elecrostatic 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 imagesII: point charge in front of a grounded metallic plane and grounded metal sphere

Lecture 22 - Laplaces equations 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 - Elecrostatics in presence of Dielectric Materials - I

Lecture 33 - Elecrostatics in presence of Dielectric Materials - II

Lecture 34 - Introduction to Magnetostatics; The BiO-Savart law

Lecture 35 - Divergence and curl of Magnetic Field

Lecture 36 - Amperes 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 Potentialin 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 - Faradays Law

Lecture 48 - Induced Electric field due to changing Magnetic Field

Lecture 49 - Demonstrations on faradays law, Lenzs law and Nonconservative nature of Induced electric field

Lecture 50 - Energy stord in a magnetic Field-I

Lecture 51 - Energy stord 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

Lecture 58

Lecture 59

Lecture 60

Lecture 61

Lecture 62

Lecture 63

Lecture 64

Lecture 65

Lecture 66 - Solution Assignment 1 - Problems 1 to 3

Lecture 67 - Solution Assignment 1 - Problems 4 to 9

Lecture 68 - Solution Assignment 2 - Problems 1 to 4

Lecture 69 - Solution Assignment 2 - Problems 5 to 11

Lecture 70 - Solution Assignment 3 - Problems 1 to 5

Lecture 71 - Solution Assignment 3 - Problems 6 to 10

Lecture 72 - Solution Assignment 4- Problems 1 to 5

Lecture 73 - Solution Assignment 4- Problems 6 to 10

Lecture 74 - Solution Assignment 5- Problems 6 to 11

Lecture 75 - Solution Assignment 5- Problems 1to 5

Lecture 76 - Solution Assignment 6- Problems 1 to 4

Lecture 77 - Solution Assignment 6- Problems 5 to 8

Lecture 78 - Solution Problem Set 7