A work area at bench level is to be illuminated to a value of 300 Lux, using 85 W single fluorescent fittings having an efficacy of 80 Lumens/watt. if the work area is 10m x 8m, the ME-0.8 and CU is 0.6, calculatę the number of fittings required. Select one: a. none of these b. 8 lamps d. 12 lamps
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