Electrical Engineering · Electrical Wiring
According to standard electrical installation practices, a power wiring circuit must be directly protected against overcurrent and short circuits by which of the following devices?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Only mechanical switches
- 2Fuses or Miniature Circuit Breakers (MCB)✓
- 3Isolators
- 4Switches only
Correct answer
Fuses or Miniature Circuit Breakers (MCB)
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