Magnetism and electromagnetismQuestion 511 of 1506

Which factor does NOT change the voltage induced in a conductor moving through a field?

  1. The insulation colour
  2. The strength of the field
  3. The active length of the conductor
  4. The speed of the conductor
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Correct answer: The insulation colour

Only field strength, active length and speed matter.

Source: Trigonometry and Single Phase AC Generation for Electricians (Flinn), 3.1: Electromagnetic Induction

Practice magnetism and electromagnetism

Questions last reviewed: 18 October 2026