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What is Office Illumination and Lux Calculations about?

The document contains multiple questions regarding lighting calculations and units: 1) The heating load due to lighting in an office with 48 luminaires, each with 4 40W fluorescent lamps, is 21,000 Btu/hr. 2) The ratio of illumination at two points from a luminaire mounted at an angle of 45 degrees is 2√2:1. 3) The spacing required between 4000 lumen lamps to provide 6 lux average illumination on a 300m long pathway is 33.3m.

Author

Mohammad Razaullah

Language

EN