PURPOSE: To demonstrate the forces on magnets

DESCRIPTION: Pair of disk magnets on a rod. The upper one floats a couple of centimeters in the air when the poles are like-to-like.

SETUP TIME: Minimal.

COMPONENT LIST:

Disk Magnets with rod				Magnet Area, EM Shelves

SUGGESTIONS: This demonstration is particularly effective for schoolkids.

REFERENCES: 2122 4.26; PIRA 5H20.20

OTHER NOTES: