Author Topic: physics base units  (Read 709 times)

Offline superduper2009

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physics base units
« on: May 15, 2010, 04:37:57 pm »
can someone explain how to express voltage in base units ... thanks :D

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Re: physics base units
« Reply #1 on: May 15, 2010, 04:45:09 pm »
P=IV
therefore
V=P/I
P= W/T
W=F*D
and F=kgms^-2 (F=ma=Kg*ms^-2)
therefore
V=F*D/T and this divided by I
F*D/T gives Kgms^-2 * m * s^-1 ( the time at the denominator) = Kgm^2s^-3
and then current is A and since its a denominator in the equation then its A^-1

therefore, V= Kgm^2s^-3A^-1
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Offline superduper2009

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Re: physics base units
« Reply #2 on: May 16, 2010, 09:01:24 am »
Thank you v. much

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Re: physics base units
« Reply #3 on: May 16, 2010, 09:16:18 am »
No Problem :)
Kids in back seats cause accidents, accidents in back seats cause kids.
David Guetta<3
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