ELECTRICITY AND MAGNETISM - RESISTANCE - RESISTANCE CHARACTERISTICS NC State University Faculty Access

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Resistance Model
# 5D10.40


Description:

Small pegs cover an inclined plane. Roll the small plastic balls down the inclined plane to simulate the motion of electrons in a conductor.



Purchased/Built: built

Quant. in Demo Room: 1

Demo References
The Video Encyclopedia of Physics Demonstrations Disc 17-22 Ball bearings are simultaneously rolled down two ramps, one with pegs and one without.
Meiners 40-1.1 Small balls are rolled down a board with nails scattered in an almost random pattern. Diagram.
Freier and Anderson Eg-1 A ball is rolled down a board with randomly spaced nails.

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