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Old Dec 8th 2008, 04:13 AM   #1
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about voltage and current

what is voltage?
does voltage increase with current?
what is the direction of current + to - or - to + explain?
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Old Dec 10th 2008, 07:43 AM   #2
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Originally Posted by opera View Post
what is voltage?
does voltage increase with current?
what is the direction of current + to - or - to + explain?
Voltage is the difference of electrical potential between two points of an electrical circuit, expressed in the units volts. The direction of current being positive to negative.
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