Electronics in Various Fields Quiz
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Questions and Answers

What is the role of a capacitor in an electric circuit?

  • Blocks Alternating Current
  • Passes Direct Current
  • Produces large Voltage (correct)
  • Stores Energy in Magnetic Field
  • Which of the following statements about inductors is correct?

  • Blocks Direct Current
  • Current in an Inductor can change instantly
  • Passes Alternating Current (correct)
  • Quick Current change produces large Voltage
  • What is the main purpose of a transformer in an electrical system?

  • Blocks Alternating Current
  • Passes Direct Current
  • Stores Energy in Electric Field
  • Transforms power from one circuit to another (correct)
  • Which type of transformer is commonly used in consumer electronic devices like TV sets and computers?

    <p>Electronic transformers</p> Signup and view all the answers

    What effect does a quick voltage change have on a capacitor?

    <p>Produces large Current</p> Signup and view all the answers

    Why is it important to mention that transformers do not change the frequency of power?

    <p>To explain their use in different voltage levels</p> Signup and view all the answers

    Which device stores energy in a magnetic field?

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

    What distinguishes power transformers from electronic transformers?

    <p>Process thousands of watts of power</p> Signup and view all the answers

    What is the primary function of a capacitor when interacting with alternating current?

    <p>Voltage alteration prevention</p> Signup and view all the answers

    Why are transformers crucial components in many electrical systems?

    <p>To change the voltage level between circuits without altering frequency</p> Signup and view all the answers

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