Physics: Principles and Problems

Chapter 21: Electric Fields

Web Links


History of the Van de Graaff Generator
This page features a description of the original 5 million volt generator created by Van de Graaff and later donated to MIT. What was constructed inside the two domes?
( http://www.mos.org/sln/toe/history.html )
Lightning Detection from Space
Learn about how NASA is using new technology to detect lightning and thunderstorms from space. Visit this site and find out what "Global Electric Current" is.
( http://thunder.msfc.nasa.gov/ )
Electric Field
Visit this site and manipulate the diagram to see the effect of an electric field resulting from 2 to 6 point charges. Examine the fields generated by plugging in different values in the case of two charges.
( http://www.phys.ufl.edu/%7Ephy3054/elecstat/efield/Welcome.html )
Coulomb Forces
With this Shockwave animation, you can place electrons and protons in the path of a beam of protons to see how the beam is affected. Try to predict the path before you fire. Then explain how these electrostatic forces work like gravity.
( http://www.explorelearning.com/index.cfm?method=cResource.dspDetail&ResourceID=16 )
Computer Graphics
This computer graphics library contains a QuickTime video illustrating the Millikin oil drop experiment. What is the purpose of the atomizer in this experiment?
( http://www.knowledgebydesign.com/tlmc/tlmc_cg.html#atomicorb )
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