Transformer Principles Quiz
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Questions and Answers

What does a varying current in any coil of a transformer produce?

  • A varying magnetic flux in the transformer's core (correct)
  • A constant voltage across any other coils wound around the same core
  • A varying voltage across any other coils wound around the same core
  • A constant magnetic flux in the transformer's core

    • What is the primary function of a transformer in providing galvanic isolation between circuits?

  • To increase the voltage between the circuits
  • To decrease the voltage between the circuits
  • To regulate the current between the circuits
  • To prevent current flow between the circuits (correct)

    • What does Faraday's law of induction describe?

  • The resistance of the transformer's core to magnetic flux
  • The relationship between voltage and current in a transformer
  • The induced voltage effect in any coil due to a changing magnetic flux (correct)
  • The efficiency of energy transfer in a transformer

    • What is the purpose of a step-up transformer?

    <p>To increase voltage level</p> Signup and view all the answers

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