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polarity [2006/10/15 09:35] (current)
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|+||A term referring to the direction of electron flow, and the condition that creates it. A polar, or polarized circuit, usually has ground as the negative (-) reference point in the circuit. The positive side (+) of the circuit is based on the reference to ground, as in the poles of a battery. There is a positive side and a negative side. See reverse polarity.|