Magnetism and electromagnetismQuestion 1073 of 1506

What property of a magnetic material relates the mmf to the flux?

  1. Conductance
  2. Reluctance
  3. Reactance
  4. Permittivity
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Correct answer: Reluctance

The magnetic form of Ohm’s law is mmf = flux × reluctance.

Source: Lessons in Electric Circuits II: AC (Kuphaldt), 10.1: Mutual Inductance and Basic Operation

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Questions last reviewed: 18 October 2026