What does negative voltage mean?

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What does negative voltage mean?

2007-01-06 06:45:29 · 2 answers · asked by xxfieldhockeychick27xx 1 in Science & Mathematics ➔ Other - Science

2 answers

Its rather arbitrary......it just means its at a lower potential than whatever reference point you selected.

2007-01-06 06:54:52 · answer #1 · answered by Evita Rodham Clinton 5 · 0⤊ 0⤋

AC (alternating current) has a voltage sine wave that oscillates & is measured from a 0 reference , with half the wave positive and the other half negative.

For more voltage info

http://en.wikipedia.org/wiki/Voltage

2007-01-06 06:58:08 · answer #2 · answered by kate 7 · 0⤊ 0⤋