29:129 ELECTRICITY AND MAGNETISM I DAILY TOPICS


DATE TOPICS SECTIONS NOTES
M Aug 20
  • Introduction
  • Maxwell's Equations in integral form (29:28)
  • Fields of a point charge moving in an arbitrary manner
  29:129 Notes 8-20-12
W Aug 22
  • vector algebra: dot and cross product
  • scalar and vector fields
  • special vectors

1.1.1-1.1.4

 
F Aug 24
  • vector calculus
  • gradient
  •  flux and divergence
1.2, 1.3.1, 1.3.4 29:129 Notes 8-24-12
M Aug 27
  • circulation and curl
  • line integrals
  • surface integrals
1.3.2, 1.3.3, 1.3.5  
W Aug 28
  • cylindrical coordinates
  • spherical coordinates
  • the delta function
1.4, 1.5 29:129 Notes 8-29-12 (1)
29:129 Notes 8-29-12 (2)

Chapter 1: Summary
F Aug 30
  • Introduction to Electromagnetism
  • electromagnetic force
  • Coulomb's Law
  • Electric field of point charges
2.1.1, 2.1.2,
2.1.3
Assignment 1 Due
W Sep 5
  • Electric field of a dipole
  • dipole moment
  • force and torque on a dipole in a uniform E field
  dipole field plot
F Sep 7
  • Electric field of a ring of charge
  • Electric field of a disk of charge
  • Electric field of a sphere of charge
2.1.4  
M Sep 10
  • E for a line charge (Example 2.1)
  • Curl of E
  • divergence of E-- Gauss's Law
  • E outside a sphere of charge
2.2.2, 2.2.3,
2.2.4
 
W Sep 12
  • Review of Gauss's Law
  • E inside a sphere of charge
  • Infinite line charge
  • Infinite plane of charge
  • 2 infinite planes of charge
2.2.3  
F Sep 14
  • Electric field lines
  • Electric potential
  • conductors
2.3 Assignment 2 Due
Electric Field Lines
Equipotential Contours
M Sep 17
  • What is the electric potential?
  • conductors
  air breakdown
W Sep 19
  • Conductors with cavities
  • Capacitance
2.5.2, 2.5.4  
F Sep 21

EXAM 1

   
M Sep 24
  • energy stored in a capacitor
  • force on capacitor plates
2.5.4 Energy storage capacitors
W Sep 26
  • electrostatic energy of a collection of charges
  • electric field energy density
  • energy of a uniformly charged sphere
2.4.1, 2.4.2,
2.4.3
 
F Sep 28
  • Begin Chapter 3
  • Poisson and Laplace equations
  • one-dimensional examples
3.1.1, 3.1.2  
M Oct 1
  • parallel plates with uniform charge density
  • Uniqueness theorem, mean value theorem
  • Earnshaw's theorem
3.1.4 Uniform sphere on charge
Parallel pates with charge
W Oct 3
  • Electrostatic oscillations
  • electron plasma oscillations
  Assignment 3 Due
Plasma oscillations

 
F Oct 5
  • Method of images
    (a) point charge above a grounded conducting plane
    (b) point charge near a grounded conducting sphere
3.2 Method of Images
Image problem (a)
Image problem (b)
Exam II covers material up to this point
M Oct 8 Solution of Laplace's equation by
separation of variables in (x,y,z)
3.3.1  
W Oct 10
  • Orthonormal functions - linear vector spaces
  • Griffiths 3.3.1
3.3.1 Orthogonal functions
Griffiths Sec. 3.3.1
F Oct 12
  • finish example 3.3.1
  • example 3.5
3.3.1 Griffiths Ex, 3.5
M Oct 15
  • Solution of Laplace's equation in spherical
    coordinates for problems with no phi dependence
  • Legendre polynomials
3.3.2 Legendre Polynomials
W Oct 17
  • Examples of V(r, theta)
  • conducting sphere in uniform E field
3.3.2 Example 3.6
F Oct 19 EXAM II --- see Exam Info. page for details    
M Oct 22
  • Multipole expansion
  • monopole, dipole, and quadrupole terms
3.4 Multipole expansion
W Oct 24
  • dipole moment p
  • force and torque on a dipole
  • force on a dipole in non-uniform E field
  • energy of a dipole in an electric field
3.4  
F Oct 26
  • example on calculating dipole moment
  • Begin Ch. 4 on Dielectrics
  • field outside a polarized object
  • bound surface and volume charges
4.2.1, 4.2.2 Dipole example
M Oct 29 Professor Khodas
 
   
W Oct 31 Professor Khodas
 
   
F Nov 2 NO CLASS    
M Nov 5
  • review- dielectrics- polarization and bound charge
  • the electric displacement, D
  • linear, isotropic homogeneous dielectrics
  • electric susceptibility, permittivity, and relative permittivity
4.4.1 examples (a ) & (b)
W Nov 7
  • LIH dielectrics
  • bound charge in terms of free charge
  • dielectric sphere with Q at center
  • parallel plate capacitor with linear dielectric
4.4.1
Ex. 4.6.
 
F Nov 9
  • Electrostatic energy when dielectrics are present
  • Forces on a dielectric in an electric field
4.4.3
4.4.4
force on dielectric
End of material covered in Exam III, Begin material covered in Exam IV  
M Nov 12
  • Begin Chapter 5 on Magnetostatics
  • Magnetic forces on charges and currents
  • circular motion of a charged particle in a constant B field
5.1.1
5.1.2
 
W Nov 14
  • cyclotron radius and frequency
  • line, surface and volume currents
5.1.3  
F Nov 16

EXAM III-- see exam info page for study guide

   
Nov. 19 - Nov. 23 Thanksgiving Holiday    
M Nov. 26
  • Steady currents
  • Ohm's Law
  • classical model of electrical conduction
  • equation of continuity
  • Hall effect
5.1.3
5.2.1
 
W Nov. 28
  • Magnetic field of steady currents - Biot-Savart Law
  • circular loop
  • straight wire
  • solenoid
5.2.2
 
 
F Nov 30
  • divergence of B
  • curl of B
  • Ampere's circuital law
5.3.1
5.3.2
 
M Dec 3
  • Ampere's law
  • infinite current sheet
  • toroidal coil
  • magnetic vector potential
5.3.1
5.4.1
A for a finite wire
 (Griffiths 5.22)
W Dec 5
  • A for an infinite solenoid
  • the Ahronov-Bohm effect
  • multipole expansion for A
  • magnetic monopole moment = 0
Ex. 5.12
5.4.3
 
F Dec 7
  • magnetic dipole
5.4.3 Classic E&M problem

Details on the derivation of
the magnetic dipole vector
potential

Final Exam--- Tuesday December 11, 8:00 PM - 9:15 PM