Red Seal Electrician Practice
MotorsQuestion 221 of 1506

Which feature makes a switched reluctance motor simple to build?

  1. No brushes, commutator or rotor windings
  2. A wound rotor fed through slip rings
  3. A squirrel cage with copper end rings
  4. A rotor made of strong permanent magnets
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Correct answer: No brushes, commutator or rotor windings

Its iron rotor has poles but no conductors, so the rotor is simple.

Source: Lessons in Electric Circuits II: AC (Kuphaldt), 13.4: Reluctance Motor

Practice motors

Questions last reviewed: 18 October 2026