Are You an AC Expert?
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Questions and Answers

Which of the following best describes alternating current (AC)?

  • A type of current that flows in one direction only
  • A type of current that changes direction periodically (correct)
  • A type of current that has no direction
  • A type of current that flows in both directions simultaneously

    • What is the main advantage of using alternating current (AC) over direct current (DC) for long-distance power transmission?

  • AC has lower energy losses (correct)
  • AC is safer to use
  • AC can be easily converted to DC
  • AC has higher voltage

    • What device is commonly used to convert alternating current (AC) to direct current (DC)?

  • Inverter
  • Rectifier (correct)
  • Generator
  • Transformer

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