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Alternating Current (AC) Quiz
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Alternating Current (AC) Quiz

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Questions and Answers

What is the usual waveform of alternating current in most electric power circuits?

  • Sawtooth wave
  • Sine wave (correct)
  • Square wave
  • Triangular wave

    • Why is electrical energy distributed as alternating current?

  • DC voltage is more efficient for distribution
  • AC voltage may be increased or decreased with a transformer (correct)
  • DC voltage may be increased or decreased with a transformer
  • AC voltage cannot be transformed

    • In what form is electric power delivered to businesses and residences?

  • Sinusoidal current
  • Alternating current (AC) (correct)
  • Direct current (DC)
  • Triangular current

    • What type of signals are examples of alternating current?

    <p>Audio and radio signals</p> Signup and view all the answers

    In certain applications, such as guitar amplifiers, what types of waveforms are used?

    <p>Triangular waves or square waves</p> Signup and view all the answers

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