Illumination The work of ballast in a fluorescent tube is to limit the flow of current. provide a kick start when voltage is induced. None of these. both ‘a’ and ‘b’. limit the flow of current. provide a kick start when voltage is induced. None of these. both ‘a’ and ‘b’. ANSWER DOWNLOAD EXAMIANS APP
Illumination ___________________________ factor is defined as the ratio of the illumination when everything is clean to illumination under normal working conditions. Absorption factor. Maintenance. Utilization. Depreciation. Absorption factor. Maintenance. Utilization. Depreciation. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which cells in the eye are responsible for scotopic vision? Rod cells Both ‘a’ and ‘b’ None of these Cone cells Rod cells Both ‘a’ and ‘b’ None of these Cone cells ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp is best suited for lighting an International sports arena? Compact Fluorescent Incandescent LED Metal Halide Compact Fluorescent Incandescent LED Metal Halide ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp has the best Colour Rendering Index (CRI)? Fluorescent LED Incandescent High pressure sodium vapour Fluorescent LED Incandescent High pressure sodium vapour ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp has a negative Colour Rendering Index (CRI)? Low pressure sodium vapour Fluorescent High pressure sodium vapour LED Low pressure sodium vapour Fluorescent High pressure sodium vapour LED ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS