Safety and work practicesQuestion 821 of 1506

Which type of device is designed specifically to detect certain shock conditions?

  1. Slow-blow fuse
  2. Semiconductor fuse
  3. Ground-fault detector
  4. Bimetallic strip breaker
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Correct answer: Ground-fault detector

Ground-fault detectors serve only this purpose and do not protect the conductors against overheating.

Source: Lessons in Electric Circuits I: DC (Kuphaldt), 12.4: Fuses

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Questions last reviewed: 18 October 2026