(b) Suppose: NWηUFDFMF= No. of lamps = Wattage of each lamp = Efficiency of each lamp (lm/ watt )= Utilization Factor =
Posted: Thu Jul 14, 2022 2:37 pm
by answerhappygod
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(b) Suppose: NWηUFDFMF= No. of lamps = Wattage of each lamp = Efficiency of each lamp (lm/ watt )= Utilization Factor = Depreciation Factor = Maintenance Factor 3 By using Lumen method prove that DF is the reciprocal of MF.