Exam CEM Topic 1 Question 16 Discussion

Actual exam question for AEE's CEM exam
Question #: 16
Topic #: 1
Using the lumen method, calculate the number of luminaires (fixtures) required to light a room to 200 lux.
Each luminaire has 2 fluorescent lamps, 3,000 lumens per lamp. The room is 20 meters by 30 meters. The total light loss factor (LLF) is 0.70 and the luminaire coefficient of utilization (CU) is 0.80.

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by Steward at Dec 25, 2025, 03:07 PM

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