Fall 2014
PHYS 421
Problem Set 3
Work through these problems in preparation for the Sept 23 & 25 tutorials. All
of them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 8.4: Calculation of force between two charges using t

Fall 2014
PHYS 421
Course Outline
Electromagnetic Waves
1
Lectures & Tutorials
Lectures: MWF 8:30-9:20 in WMC 2200
Tutorial 1: Tues 9:30-10:20 in AQ 5017
Tutorial 2: Tues 10:30-11:20 in AQ 5017
Tutorial 3: Thurs 12:30-13:20 in AQ 5017
2
Instructor
Prof. M

Key Equations & Relationships (Nov. 27, 2013)
Maxwells Equations: You are responsible for knowing these, in all of the forms in which they may be written
(differential & integral, in free space, and in materials). You are also responsible for knowing all

Fall 2014
PHYS 421
Problem Set 2
Work through these problems in preparation for the Sept 16 & 18 tutorials. All
of them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 8.1: Use the Poynting vector to calculate power trans

Summary of Key Equations and Relationships
Maxwells Equations: You are responsible for knowing these, in all of the forms in which they may be written
(differential & integral, in free space, and in materials). You are also responsible for knowing all of

Key Equations & Relationships (Revised Dec. 1, 2014)
Maxwells Equations: You are responsible for knowing these, in all of the forms in which they may be written
(differential & integral, in free space, and in materials). You are also responsible for knowi

Fall 2014
PHYS 421
Problem Set 8
Work through these problems in preparation for the Oct 28 & Oct 30 tutorials.
All of them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 9.27: Derivations leading to the wave equation(s)

Fall 2014
PHYS 421
Problem Set 11
Work through the following problems. All of them are from the 4th edition of
Griffiths Introduction to Electrodynamics.
1. Problem 10.3: illustrates a specific gauge transformation.
2. Problem 10.6: The Lorentz gauge, and

Fall 2014
PHYS 421
Problem Set 4
Work through these problems in preparation for the Sept 30 & Oct 2 tutorials.
All of them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 9.8: Circular polarization. For consistency, use t

Fall 2014
PHYS 421
Problem Set 10
Work through the following problem in preparation for the Nov 111 & 13 tutorials.
A copy of your solution is due at 4:30 PM on Nov 14. One or more parts of the problem will
be selected for detailed grading. Credit will al

Fall 2014
PHYS 421
Problem Set 13
The following problems are examples of questions that are related to material
covered in the last week of the course. The first two are from the 4th edition of
Griffiths Introduction to Electrodynamics.
1. Problem 11.3: R

Fall 2014
PHYS 421
Problem Set 1
Work through these problems in preparation for the Sept 9 & 11 tutorials.
All problems are from the 4th edition of Griffiths Introduction to Electrodynamics. These questions are intended to get you thinking about vector ca

Fall 2014
PHYS 421
Problem Set 7
Work through these problems in preparation for the Oct 21 & 23 tutorials. All
of them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 9.20: see p. 187 for a table of permittivities.
2. Pro

Summary of Key Equations and Relationships
Maxwells Equations: You are responsible for knowing these, in all of the forms in which they may be written
(differential & integral, in free space, and in materials). You are also responsible for knowing all of

Fall 2014
PHYS 421
Problem Set 6
Work through these problems in preparation for the Oct 14 & 16 tutorials. The
first two are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 9.19: see p. 297 for a table of resistivities.
2. Pr

Fall 2014
PHYS 421
Problem Set 9
Work through these problems in preparation for the Nov 4 & 6 tutorials. All of
them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 9.30: Calculation of speed for energy transfer down a wa

Fall 2014
PHYS 421
Problem Set 5
Work through these problems in preparation for the Oct 7 & Oct 9 tutorials. All
of them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problem 9.17: Reflection and transmission coefficients for c

Fall 2014
PHYS 421
Problem Set 12
Work through these problems in preparation for the Nov 25 & 27 tutorials. All
of them are from the 4th edition of Griffiths Introduction to Electrodynamics.
1. Problems 10.15 and 10.23: You can think of these as being two