Illumination The illumination at a point 5 meters below a lamp in 6 lux. The candle power of the lamp is 30 150. 140. 200. 30 150. 140. 200. ANSWER DOWNLOAD EXAMIANS APP
Illumination In illumination technology total lumens emitted by source / total lumens available after waste of light is equal to absorption factor. utilization factor. beam factor. waste light factor. absorption factor. utilization factor. beam factor. waste light factor. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp is best suited for lighting an International sports arena? LED Compact Fluorescent Metal Halide Incandescent LED Compact Fluorescent Metal Halide Incandescent ANSWER DOWNLOAD EXAMIANS APP
Illumination What will be the number of lamps, each having 300 lumens, required to obtain an average illuminance of 50 lux on a 4m × 3m rectangular room? 6 2 5 4 6 2 5 4 ANSWER DOWNLOAD EXAMIANS APP
Illumination Unit of luminous flux is steradians. candela. lumens. lux. steradians. candela. lumens. lux. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which cells in the eye are responsible for scotopic vision? Cone cells None of these Rod cells Both ‘a’ and ‘b’ Cone cells None of these Rod cells Both ‘a’ and ‘b’ ANSWER DOWNLOAD EXAMIANS APP
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