ulfatrehman4741 ulfatrehman4741
  • 12-04-2021
  • Physics
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Ac soucre change it polarity how many time

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cyd887
cyd887 cyd887
  • 12-04-2021
Alternating current (AC) flows half the time in one direction and half the time in the other, changing its polarity 120 times per second with 60-hertz current.
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