Any Electrical Student In D House Shld Help Wit Dis Important Question - Education - Nairaland
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| Any Electrical Student In D House Shld Help Wit Dis Important Question by fazbuk(m): 10:51am On May 25, 2013 |
A general office of dimensions 16m*10m*4m high has a white ceiling and light coloured walls wit reflection factors of 70% and 50% respectively,the working plane of d office z 1m above d floor level. It z proposed to use 70w fluorescent light fittings wit a rated output of 5000lm. If the illumination level is 400lx,determine the number of fittings required? |
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