ELECTROMAGNETIC INDUCTION

ESTIMATED TIME: 2 WEEKS

Reading Assignment:
Giancoli's 5/6e: Sections 21.1, 21. 2, 21. 3, 21. 4 and 21. 7
Walker 2e: Sections 23.1 through 23.4

Homework:
Giancoli's 5e, Ch. 21: 6, 11, 12, 13, 14, 15, 30, 31, 35, 37
Giancoli's 6e, Ch. 21: 6, 12, 13, 14, 15, 17, 30, 31, 35, 36
Walker 2e Ch. 23: 4, 6, 14, 15, 17, 19, 22, 24

TEACHING RESOURCES:

DEMOS
LABS
SIMULATIONS

- Electromagnetic Induction
- Lenz's Law
- Generators
- Build a simple Electric Motor
- Transformers

LAB 20. Electromagnetic Induction
Objectives: To qualitatively examine the effects of changing magnetic field by observing currents induced in a solenoid and to determine whether your observations agree with the theory of electromagnetic induction and Lenz' Law.
Equipment: Power supply, galvanometer, bar magnet and solenoid
Type of Lab: Open ended

LECTURE NOTES

- Faraday's Law
- Generators
- Transformers

KEY ITEMS:

• A demonstration of Lenz's Law should help students understand it.

AP PAST EXAMINATIONS

Electromagnetic Induction
Multiple-Choice:
84MC29,53; 88MC21,41,53; 93MC41,67; 98MC45,48,66
Free-Response:
82B5,86B4,94B6,99B3, 04B3, 04Bb4