Illumination In illumination technology total lumens emitted by source / total lumens available after waste of light is equal to utilization factor. beam factor. absorption factor. waste light factor. utilization factor. beam factor. absorption factor. waste light factor. ANSWER DOWNLOAD EXAMIANS APP
Illumination Illumination can be expressed in lux. lumens. radians. candela. lux. lumens. radians. candela. ANSWER DOWNLOAD EXAMIANS APP
Illumination ___________________________ factor is defined as the ratio of the illumination when everything is clean to illumination under normal working conditions. Utilization. Maintenance. Absorption factor. Depreciation. Utilization. Maintenance. Absorption factor. Depreciation. ANSWER DOWNLOAD EXAMIANS APP
Illumination What is the ratio of illuminance at a point 5m just below a lamp emitting 100 candelas and at a point 5m away from the first point on the same horizontal plane? 2√2 : 1 1: 2√2 2:1 1:2 2√2 : 1 1: 2√2 2:1 1:2 ANSWER DOWNLOAD EXAMIANS APP
Illumination A 1000 W bulb fitted with a reflector illuminates an area of 3 m x 3 m with an average illumination of 450 lux. If the bulb has and efficiency of 9 lumens / watt the efficiency of the reflector is 70 %. 20 %. 30 %. 45 %. 70 %. 20 %. 30 %. 45 %. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamps can be directly connected to a solar cell? Compact Fluorescent LED Metal Halide Incandescent Compact Fluorescent LED Metal Halide Incandescent ANSWER DOWNLOAD EXAMIANS APP
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