Illumination ___________________________ factor is defined as the ratio of the illumination when everything is clean to illumination under normal working conditions. Absorption factor. Depreciation. Utilization. Maintenance. Absorption factor. Depreciation. Utilization. Maintenance. ANSWER DOWNLOAD EXAMIANS APP
Illumination Unit of luminous flux is lumens. lux. candela. steradians. lumens. lux. candela. steradians. ANSWER DOWNLOAD EXAMIANS APP
Illumination What is the work of a driver in case of an LED? To convert AC to DC None of these To convert DC to AC Both ‘a’ and ‘b’ To convert AC to DC None of these To convert DC to AC Both ‘a’ and ‘b’ ANSWER DOWNLOAD EXAMIANS APP
Illumination Illumination can be expressed in radians. lumens. candela. lux. radians. lumens. candela. lux. ANSWER DOWNLOAD EXAMIANS APP
Illumination In illumination technology total lumens emitted by source / total lumens available after waste of light is equal to waste light factor. utilization factor. beam factor. absorption factor. waste light factor. utilization factor. beam factor. absorption factor. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp has the best Colour Rendering Index (CRI)? LED Incandescent Fluorescent High pressure sodium vapour LED Incandescent Fluorescent High pressure sodium vapour ANSWER DOWNLOAD EXAMIANS APP
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