InfoCoBuild

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


Go to the Course Home or watch other lectures:

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