Class-E Chopper Circuit Configuration Quiz
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Class-E Chopper Circuit Configuration Quiz

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@WellManneredElPaso

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Questions and Answers

How is a class-E chopper circuit formed?

  • By the series combination of two class-C chopper circuits
  • By a single class-C chopper circuit
  • By the parallel combination of two class-C chopper circuits (correct)
  • By the combination of a class-A and class-B chopper circuit

    • What is a class-E chopper capable of?

  • Operating in all four quadrants of output voltage and current plane (correct)
  • Operating in three quadrants of output voltage and current plane
  • Operating only in one quadrant of output voltage and current plane
  • Operating in two quadrants of output voltage and current plane

    • Which power semiconductor devices are most commonly used in a class-E chopper?

  • SCRs (Silicon Controlled Rectifiers)
  • Diodes
  • Triacs
  • Transistors (IGBT, MOSFET, or BJT) (correct)

    • How is the operation of a class-E chopper in the first quadrant achieved?

    <p>By turning ON switches S1 and S4</p> Signup and view all the answers

    During the first quadrant operation of a class-E chopper, where does the power flow?

    <p>From source to load</p> Signup and view all the answers

    What happens to the average output current Io during the second quadrant operation of a class-E chopper?

    <p>It becomes negative</p> Signup and view all the answers

    When operating a class-E chopper in the third quadrant, how should the polarity of the load EMF E be?

    <p>Reversed</p> Signup and view all the answers

    Which switch is turned ON during the second quadrant operation of a class-E chopper?

    <p>S2</p> Signup and view all the answers

    What happens to the output voltage Vo during the discharge period of the load inductor?

    <p>It remains positive</p> Signup and view all the answers

    In a step-down chopper, what is the relationship between load voltage and source voltage?

    <p>Load voltage is equal to source voltage</p> Signup and view all the answers

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