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help!

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Mon, 18/10/2010 - 21:40

#1

purpleraine

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Joined: 20/09/2010 - 00:14

Posts: 4

help!

Mon, 18/10/2010 - 21:40

#2

purpleraine

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Joined: 20/09/2010 - 00:14

Posts: 4

help!

how do you work out the strength of an electric field???:mad:

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