University of New Mexico

Physics 405 Spring 2009

Electricity and Magnetism

University of New Mexico

Department of Physics and Astronomy

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General Information

Lecture: MWF 9:00-9:50, Physics and Astronomy, Room 184.

Problem Session: W 1:00-2:50, Physics and Astronomy, Room 184.

Instructor: Prof. Ivan Deutsch

Phys/Astro Room 24, Phone: 277-1502

email: ideutsch@unm.edu

Office Hours: Tues 1:00-2:00 (or by appointment)

Teaching Assistant: Julian Antolin

email: jantolin@unm.edu

Office Hours: Thurs. 1:00-2:00

Text:

Introduction to Electrodynamics, Third Edition, by David Griffiths, (Required)

Other Recommended Texts:

Electricity and Magnetism (Second Edition), by E. M. Purcell
Div-Grad-Curl and All That, by Schey

Requirements:

Math 311 and 316 (required).
Problem sets will be distributed in class, about once a week. Assignments will be due on Monday in class. NO LATE ASSIGNMENTS will be accepted except in special cases. Cooperation is encourage, but final solution should be independent.
Homework will serve to give practice in problem solving, to reinforce concepts developed in class, as well as serve to supplement topics not covered in lecture.

Grading:

Problem Sets: 25%

There will be approximately 12 problem sets due Friday in class.

Midterm Exams : 40%

Midterm 1: Mar. 6

Midterm 2: Apr. 17

Final Exam: 25%

Exam Date: Wed. May 13, 7:30-9:30AM

Participation: 10%

Syllabus

I. Vector Calculus (2 Weeks)
A. Vector Analysis, Curvilinear Coordinates
B. Div-Grad-Curl and all that

II. Electrostatics (6 weeks)
A. Coulomb's Law, Charge Distributions, Fields
B. Gauss’ Law
C. Electrostatic Potential, Work Energy
D. Multipole Expansion
E. Conductors and Capacitance
F. Laplace’s Equation: Boundary Valued Problems
G. Electrostatics in Dielectrics

III. Magnetostatics (4 weeks)
A. Lorentz Force Law, Motion of charged particles
B. Electric Currents: Continuity Equation
C. Biot-Savart Law
D. Ampère’s Law
E. The Vector Potential, Magnetic multipoles
F. Magnetic fields in matter

IV. Intro. to Electrodynamics (2 weeks)
A. Ohm's Law and Electromotive Force
B. Faraday's Law, Inductance, and Energy in Magnetic Fields

Tentative Schedule of Lectures


Jan. 21	Class overview, intro. Vectors and Fields	G. Chap.0, 1.2 Download 1
Jan. 23	Curvilinear Coordinates, Gradient	G. Chap1.2.2-.3, 1.4 Download 2
Jan. 26	Vector Differential Calculus: Divergence & Curl	G. Chap. 1.2.4-.6 Download 3
Jan. 28	Continuation
Jan. 30	No class (on travel)
Feb. 2	Fundamental theorem of integral calculus Surface Integrals and Divergence Theorem Line integrals and Stokes's Theorem	G. Chap. 1.3 Download 4
Feb. 4	Coulomb's Law, Charge Distributions, Fields	G. Chap. 2.1 Download 5
Feb. 6	Calculations of E-fields	G. Chap. 2.2.1, 2.2.3 Download 6
Feb. 9	Continuation
Feb. 11	Gauss' Law	G. Chap. 2.2.1, 2.1.3 Download 7
Feb. 13	The electrostatic field: Div and Curl of E The Electrostatic Potential	G. Chap. 2.2.2, 2.2.4, 2.3 Download 8 Download 9
Feb. 16	Work and Energy in Electrostatics	G.Chap. 2.4 Download 10
Feb. 18	Continuation
Feb. 20	No class (on travel)
Feb. 23	Conductors	G.Chap. 2.5.1-2.5.2 Download 11
Feb. 25	Capacitance	G.Chap. 2.5.4 Download 12
Feb. 27	Introduction to Laplace's Equation: Uniqueness and boundary conditions.	G.Chap. 3.1 Download 13
Mar. 2	Method of images.	G.Chap. 3.2 Download 14
Mar. 4	Separation of variables: Cartesian coordinates.	G.Chap. 3.3.1 Download 15
Mar. 6	Exam #1
Mar. 9	Separation of variables: Spherical coordinates.	G.Chap. 3.3.2 Download 16
Mar.11	Continuation	G.Chap. 3.3.3
Mar. 13	Continuation
Mar. 16-20	Spring Break
Mar. 23	Multipole expansion (I)	G.Chap. 3.4.1-3.4.2 Download 17
Mar. 25	Multipole expansion (II)	G.Chap. 3.4.3-3.4.4 Download 18
Mar. 27	Continuation
Mar. 30	Intro to dielectrics: Polarizable material, fields on polar material	G.Chap. 4.1 Download 19
Apr. 1	Electrostatics in dielectric materials Field of polarized material. Electric displacement	G.Chap. 4.2 Download 20
Apr. 3	Continuation
Apr. 6	Work, energy, and capacitances in dielectrics	G.Chap. 4.3 Download 21
Apr. 8	Continuation
Apr. 10	Intro to magnetostatics: Lorentz force, sources of magnetic fields, continuity eqn.	G. Chap 5.1 Download 22
Apr. 13	Biot-Savart Law	G. Chap. 5.2 Download 23
Apr. 15	Properties of the magnetostatic field	G. Chap. 5.3.1-.2 Download 24
Apr. 17	Exam II: Griffiths Chapters 3 and 4 Laplace's Eqn., Multipoles, Dielectrics
Apr. 20	Ampere's Law	G. Chap. 5.3.3.-4, 5.4.2 Download 25
Apr. 22	Continuation
Apr. 24	Vector potential	G. Chap. 5.4.1 Download 26
Apr. 27	Continuation
Apr. 29	Multipole expansion in magnetostatics	G. Chap. 5.4.3 Download 27
May 1	Continuation
May 4	Intro to magnetic materials: Paramagnetism, diamagnetism, ferromagnetism	G. Chap. 6.1-6.2 Download 28
May 6	Magnetic fields in matter	G. Chap. 6.3-6.4 Download 29
May 8	Contuation

Problem Sets

Problem Set #1 Questions Solutions	Problem Set #5 Questions Solutions	Problem Set #9 Questions Solutions
Problem Set #2 Questions Solutions	Problem Set #6 Questions Solutions	Problem Set #10 Questions Solutions
Problem Set #3 Questions Solutions	Problem Set #7 Questions Solutions	Problem Set #11 Questions Solutions
Problem Set #4 Questions Solutions	Problem Set #8 Questions Solutions	Problem Set #12 Questions Solutions

Links
Accessing Mathematica via ITS -- Log on to Linux Server: Get info at http://unm.custhelp.com/cgi-bin/unm.cfg/php/enduser/std_adp.php?p_faqid=3160

Gallery of Electromagnetic Personalities (A Vignette History of Electromagnetics)

Hyperphysics E&M