BICSI
RCDD · Question #207
What is the expected lumenance value, in watts, of a 200 watt fluorescent lamp after three years?
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Question
What is the expected lumenance value, in watts, of a 200 watt fluorescent lamp after three years?
Options
- A120 watts
- B140 watts
- C160 watts
- D180 watts
- E200 watts
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Topics
#fluorescent lamp#light output depreciation#lamp life cycle#luminance