10 Questions
What is the final equation of the lumen method?
E = LxN x CU x LLD x LDD x RSDD x VF x BF
What is the floor area of the room in the given example?
The floor area of the room is 10m x 6m.
What is the clearance from the slab to false ceiling level in the example?
The clearance from slab to false ceiling level is 0.25m.
What is the total height from floor to slab in the given example?
The total height from floor to slab is 3m.
What is the required illuminance level for the room?
The room requires 300 lux of illuminance.
What is the value of LLD considered for the LED luminaire?
LLD is considered as 0.8 for LED luminaire.
What is the type of environment mentioned in the example?
The environment is considered clean.
What type of luminaire is mentioned in the example?
The luminaire is unventilated and direct type.
What does SHR stand for in the context of lighting design?
SHR stands for Space to Height Ratio.
What is the formula to calculate SHR?
SHR = S / Hm
Test your knowledge on lighting calculations in buildings with this quiz based on Lecture 4-2 of BS304010 Lighting Systems in Buildings by P.M Perera. Calculate the illuminance of a work plane in a room with specific lighting parameters and factors to consider. Evaluate the impact of light loss factors on maintained illuminance levels.
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