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A worker must enter equipment believed de-energized. What confirms the safe condition?

California C-10 exam practice question · Safety

A worker must enter equipment believed de-energized. What confirms the safe condition?

  • Isolation, energy control, and verified absence of voltage
  • BA verbal promise from another trade
  • CA dark pilot light
  • DA stopped motor only

Why A is correct

Control indications can fail and alternate sources can backfeed. A complete energy-control and verification process protects against unexpected energization.

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