Wiring and componentsQuestion 434 of 1506

A green wire is found in a box. What does it normally indicate?

  1. A neutral conductor
  2. An equipment grounding conductor
  3. A live conductor at 120 V
  4. A switched conductor
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Correct answer: An equipment grounding conductor

Green is reserved for the grounding conductor.

Source: Electrical Fundamentals Competency (Industry Training Authority of BC), 9.1: Conductors

Practice wiring and components

Questions last reviewed: 18 October 2026