Practice question

What does a clamp-on ammeter measure in a roadway lighting circuit?

  1. The voltage between conductors
  2. The current flowing through a conductor without breaking the circuit
  3. The insulation resistance
  4. The power factor

Answer: B — The current flowing through a conductor without breaking the circuit

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Practice more: IMSA Roadway Lighting I Practice Questions - IMSA Roadway Lighting Technician Level I Certification Exam Exam →