Author's Suggestions for Basic Electromagnets
title | description | rating | post date | author | |
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Iron and Magnets |
This lesson provides general backround on magnets, and suggests several classroom activities involving magnets and iron filings. These include
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2.82353 Average: 2.8 (17 votes) |
25-Jan-13 | guy | |
Classroom Rail Gun |
This lesson introduces two homemade versions of the "electric rail gun", a device that uses the principles of electromagnetic propulsion to drive a rod or axle along a pair of conducting rails. Both versions are suitable for in-class demonstration or hands-on activities.... |
4.10345 Average: 4.1 (29 votes) |
25-Jan-13 | guy | |
Safety Pin Motor |
This lesson describes a simple motor that can be constructed in 15 minutes with inexpensive materials. It involves all the basic principles of motors involving magnetic force, electromagnets, and commutators (rotating switches common in many commercial motors). This device... |
3.666665 Average: 3.7 (9 votes) |
25-Jan-13 | guy |