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Master the Basics of Magnetic Circuits and Current Confinement in Electrical Mac...
5 Questions
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Master the Basics of Magnetic Circuits and Current Confinement in Electrical Mac...

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Questions and Answers

Which one of the following materials confines the electric current within itself due to its high conductivity?

  • Copper wire (correct)
  • Ferromagnetic material
  • Iron
  • Steel

    • What is a magnetic circuit?

  • A closed path followed by lines of magnetic flux (correct)
  • A path where electric current escapes
  • A closed path followed by electric field lines
  • A path where magnetic flux escapes

    • What is the magnetomotive force (mmf) in a magnetic circuit analogous to in an electric circuit?

  • Electromotive force (emf) (correct)
  • Current
  • Voltage
  • Resistance

    • What is the unit of magnetomotive force (mmf)?

    <p>Ampere turns (At)</p> Signup and view all the answers

    What causes the magnetic flux in a magnetic circuit?

    <p>Magnetomotive force (mmf)</p> Signup and view all the answers

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