Course Name
Paradigms in Physics: Static Fields
Course Number
ph422
Year/Term
Fall-2025
Course Credits
4
Class meeting times
7 hours of lecture/discussion per week for five weeks.
Prerequisites
PH 422: PH 213, PH 335 (may be taken in the same term), MTH 255 (may be taken concurrently) PH 522: None
Course description
Theory of static electric, magnetic, and gravitational potentials and fields using the techniques of vector calculus in three dimensions.
Topic/Day
Activities
Resources
Homework Due
W1 D1: Math Bits
Introduction to the Static Fields (Math Bits)
Densities
Acting Out Charge Densities
GSF: Densities
GEM 2.1.4
Non-uniform Densities
Unit: (Math Bits) Integration and Differentiation in Curvilinear Coordinates
W1 D2: Math Bits
W1 D3: Math Bits
W1 D4: Math Bits
Work and Vector Line Integrals

W1 D5: Math Bits
Properties of Gradient
Unit: Potentials Due to Discrete Charges
Introduction to the Unit
Learning Outcomes
W2 D1
Introduction to Static Fields (Physics)
Review Distance Formula
Visualizing Potentials I
W2 D2
Veterans Day (No Class)
W2 D3
Potential Due to a Pair of Charges: Limiting Cases
W2 D4
Visualizing Potentials (with Technology)
\(1/r\) vs. \(1/r^2\)
W2 D5
Unit: Electric Fields
Introduction to the Unit
Learning Outcomes
W3 D1
Constants, Variables, and Parameters
Electric Field Lines
W3 D2
Electric Field Due to a Point Charge as a Gradient
GSF: Electric Field
GEM 2.1.1-2.1.2
Unit: Gauss's Law (Integral)
Introduction to the Unit
Learning Outcomes
W3 D3
Vector Surface Elements
Read After Class:
GSF: Vector Surface Elements
GEM 1.3.1
Flux Definition
Acting Out Flux
Read After Class:
GSF: Flux
GSF: Flux of the Electric Field
GEM 1.3.1, 2.2.1
W3 D4
W3 D5
W4 D1
Unit: Maxwell's Equations in Differential Form
Introduction to the Unit
Learning Outcomes
Unit Learning Outcomes: Divergence and Curl
W4 D2
More Gauss's Law
Derivatives of Vector Fields
W4 D3
Visualization of Divergence
Visualization of Divergence
Divergence Theorem
GSF: The Divergence Theorem
GEM 1.3.4
Taylor 13.7
W4 D4
Thanksgiving (No Class)
W4 D5
Unit: Magnetic Fields
Introduction to the Unit
Learning Outcomes
Learning Outcomes
Unit Learning Outcomes: Magnetostatic Fields
W5 D1
Differential Form of Gauss's Law
Current Density
Acting Out Current Density
Read After Class:
GSF: Current
GEM 5.1.3, 5.2.2
W5 D2
Big Quiz Redux
W5 D3
W5 D4
Stokes' Theorem
Differential Form of Ampère's Law
Introduction to the Lorentz Force Law
GSF: The Lorentz Force Law
GEM 5.1, 5.3.4
Taylor 2.5
Relationship of Fields
Lorentz Force Law
Curl-Free Vector Fields
Read After Class:
GSF: Curl-Free Vector Fields
GEM 1.6.2
Taylor 4.4
Electrostatic Energy Due to Discrete Charges
Read After Class:
GSF: Electrostatic Energy from Discrete Charges
GEM 2.4.1-2.4.2
W5 D5
12/10, noon