5 Questions
Which of the following best describes a magnetic circuit?
A closed path followed by lines of magnetic flux.
What is the role of a copper wire in confining electric current?
It increases the conductivity of the electric current.
What is the driving force that causes a magnetic field in a magnetic circuit?
Electromotive force
What unit is used to express the value of magnetomotive force?
Ampere turns
What is the symbol for magnetomotive force?
MMF
Test your knowledge on electrical machines and magnetic circuits with this quiz. Learn about the formation of magnetic flux lines and the behavior of electric currents in copper wires and ferromagnetic materials.
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