Illumination Which among the following lamps has the maximum burning hours? Compact Fluorescent. Metal halide. Incandescent. LED. Compact Fluorescent. Metal halide. Incandescent. LED. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which cells in the eye are responsible for scotopic vision? Rod cells Cone cells None of these Both ‘a’ and ‘b’ Rod cells Cone cells None of these Both ‘a’ and ‘b’ ANSWER DOWNLOAD EXAMIANS APP
Illumination Unit of luminous flux is lux. candela. lumens. steradians. lux. candela. lumens. steradians. 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. waste light factor. utilization factor. beam factor. absorption factor. waste light factor. utilization factor. beam factor. ANSWER DOWNLOAD EXAMIANS APP
Illumination The range of visual spectrum is 300nm - 1000nm. 480nm - 1000nm. 300nm - 760nm. 480nm - 760nm. 300nm - 1000nm. 480nm - 1000nm. 300nm - 760nm. 480nm - 760nm. ANSWER DOWNLOAD EXAMIANS APP
Illumination Total flux or lumens required in any lighting scheme depends inversely on utilization factor. reduction factor. None of these reflection factor. utilization factor. reduction factor. None of these reflection factor. ANSWER DOWNLOAD EXAMIANS APP
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