Practice question

What factor has the greatest impact on the energy savings when converting from HPS to LED roadway lighting?

  1. The color of the LED luminaire housing
  2. The significantly lower wattage of LED luminaires while maintaining or improving light output
  3. The pole material change
  4. The type of underground conduit used

Answer: B — The significantly lower wattage of LED luminaires while maintaining or improving light output

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