Safety and work practicesQuestion 284 of 1506

What is a ground fault?

  1. An accidental connection from a conductor to earth
  2. A deliberate bond between the neutral and earth
  3. A break in the grounding electrode conductor
  4. A short circuit between two phase conductors
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Correct answer: An accidental connection from a conductor to earth

A tree branch or a dirty insulator that connects a line to earth is a typical cause.

Source: Troubleshooting Motors and Controls (Dickson-Self), 1.1: Safety

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Questions last reviewed: 18 October 2026