It's an electrical potential which means it can cause a current to flow under the right conditions.
Here you go
http://en.wikipedia.org/wiki/Voltage
2007-01-17 02:47:55
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answer #1
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answered by Gene 7
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Voltage is the measure of the difference in electric potential between two points. Electric potential is a relative quantity, generally calculated by integrating the electric field of assuming the electric charge distribution of the space is nearby and somehow known. Thus the potential a infinity is assumed to be zero and then integrating inwards towards the charges build up the electric potential. This is an unrealistic calculation to make in the real world. There are way too many electrons and protons to calculate. So instead voltage is used.
2007-01-17 02:58:36
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answer #2
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answered by Josh G 2
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Using the analogy between water current and electric current, voltage is equivalent to water pressure. A higher voltage (electrical pressure) causes more electrons to flow through a circuit. A high voltage battery produces more electrical pressure than a low voltage battery. Connecting batteries (D cells?) in series adds their pressure. Two 1.5 volt cells in series produces 3.0 volts. Placing two 1.5 volt cells in parallel does not increase the pressure (voltage) but doubles the current available before the cells burn out. An exceptionally high voltage (pressure) can even break down the resistance of air and cause an electrical arc (or even lightning).
2007-01-17 03:01:57
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answer #3
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answered by Kes 7
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Voltage is the difference of electrical potential between two points of an electronic circuit, expressed in volts.
Electrical potential is related to the energy it would take to move an electron between the two points.
One volt is the voltage (between 2 points) when a current of one ampere dissipates (between those 2 points) one watt of power.
2007-01-17 03:11:24
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answer #4
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answered by morningfoxnorth 6
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you have the textbook definition in above solutions. i visit take a liberty and say i do no longer think of you desire that yet which you truly desire the thank you to narrate voltage to different issues. as quickly as I taught those products I used to apply right here to assist scholars get a cope with on the suggestions. in case you think of of "voltage" as stress, "resistance" as a restrictor in the pipe and "amperage" because of the fact the quantity of water flowing it ought to help. do purely no longer enable this confuse you. If it incredibly isn't any longer what you desire or what you're searching for purely forget approximately it.
2016-12-16 10:37:08
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answer #5
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answered by ? 4
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good question.
it measures the potential between any 2 points
2007-01-17 02:50:28
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answer #6
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answered by Charu Chandra Goel 5
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