AngelicDragon
HELP!!!!
According to Coulomb's Law, if the distance between the nucleus and electron were doubled, the force would be
A. 1/4 as much.
B. 1/2 as much.
C. two times as much.
D. four times as much.
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Mashy
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do you know what coulomb's law is?
AngelicDragon
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Yeah but I got this one wrong on my test and the stupid thing explained everything but this one. (It even explained the correct answers)
Mashy
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ok .. state the coloumb's law.. ! in equation form
AngelicDragon
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\[f_{e}= (Kq_{1}q_{2})/d^{2}\]
AngelicDragon
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I know it's not B.
Mashy
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ok so initial distance is lets say d
now final distance becomes 2d... so plug in and see how what happens.. and compare !
AngelicDragon
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okay so mine increased by 8
AngelicDragon
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* 8 times
AngelicDragon
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I'm pretty sure it wasn't supposed to increase by that much
AngelicDragon
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um…scratch that I put in wrong the second time
AngelicDragon
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It was 1/4 as much
AngelicDragon
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@Mashy Thanks!!! =) (= <3
Mashy
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ok .. yea thats right :D