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## Physics 202 Demonstrations

Here is a composite list of demos that have been used for this course in the past and are grouped by Lecture days. This list is only a reference guide and may differ from actual demos used in lecture depending on which faculty is teaching this course.

Lecture 1

• Course Intro & Electrostatics

• Pith Balls
• Charging materials
• Electroscope

Lecture 2

• Electric Force & Electric Field

• Pith Balls
• Charging materials
• Electroscope

Lecture 3

• Electric Flux & Gauss's Law

• Charge distribution with brass teardrop
• Tapered cylinder & Faraday ice pail

• Surface with pith balls & charging materials

• Cavendish Spheres

Lecture 4

• Gauss's Law, Potential

• Charge distribution with brass teardrop
• Tapered cylinder & Faraday ice pail

• Surface with pith balls & charging materials

• Cavendish Spheres

Lecture 5

• Electric Potential

• Lightning Rod
• Electrostatic Bells
• Charge Distribution on Conducting Spheres

Lecture 6

• Capacitors & Dielectrics

• Energy Stored in a Capacitor(Exploding Foil)
• Variable Plate Capacitor with Dielectrics

Lecture 7

• Capacitors & Dielectrics

Lecture 8

• Exam 1 Review

Lecture 9

• Current and Resistance

• Sample Resistors
• Alternate Copper/Nichrome Wires
• Variable Resistance with Temperature
• Fall of Potential in 4 Wires

Lecture 10

• DC Circuits

• Parallel and Series Light Bulbs

Lecture 11

• Magnetic Force, Magnetic Fields

• Torque on a Current Loop in B Field(2 blue U-Mag with wire on hinge)
• Oersted Effect
• Attraction-Repletion of Electron Beam with a bar Magnet
• Attraction-Repletion of Parallel Wires

Lecture 12

• Magnetic Force, Magnetic Fields

Lecture 13

• Sources of Magnetic Fields

Lecture 14

• Sources of Magnetic Fields

Lecture 15

Lecture 16

Lecture 17

• Inductance

Lecture 18

• AC Circuits

Lecture 19

• AC Circuits (continued)

Lecture 20

• Wave Motion (Review)

Lecture 21

• Maxwell's Equations

Lecture 22

• Electromagnetic Waves

Lecture 23

• Light: Reflection & Refraction

Lecture 24

• Geometrical Optics

Lecture 25

• Lenses & Mirrors

Lecture 26

• No class

Lecture 27

• Interference

Lecture 28

• Interference & Diffraction

Lecture 29

• Diffraction

Lecture 30

• Final Exam Review (I)

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