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In alternating current, how often does the current alternate between negative and positive?
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In alternating current, how often does the current alternate between negative and positive?

User Sergodeeva
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In an alternating current (AC) circuit the two poles alternate between negative and positive and the direction of the current (electron flow) reverses periodically.
User Suszterpatt
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Answer:

AC voltages alternate/cycle, at a rate of 60 times each second.

User Meanteacher
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