Illumination Illumination can be expressed in candela. lumens. lux. radians. candela. lumens. lux. radians. ANSWER DOWNLOAD EXAMIANS APP
Illumination What will be the total flux emitted by a source of 60 candle power? None of these. 60 lumens. 754.2 lumens. 0.001326 lumens. None of these. 60 lumens. 754.2 lumens. 0.001326 lumens. ANSWER DOWNLOAD EXAMIANS APP
Illumination Wave length for red colour is around 600 nm. 400 nm. 500 nm. 700 nm. 600 nm. 400 nm. 500 nm. 700 nm. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp has a negative Colour Rendering Index (CRI)? Low pressure sodium vapour LED High pressure sodium vapour Fluorescent Low pressure sodium vapour LED High pressure sodium vapour Fluorescent ANSWER DOWNLOAD EXAMIANS APP
Illumination Which cells in the eye are responsible for scotopic vision? None of these Cone cells Both ‘a’ and ‘b’ Rod cells None of these Cone cells Both ‘a’ and ‘b’ Rod cells ANSWER DOWNLOAD EXAMIANS APP
Illumination Luminous efficiency of a fluorescence lamp is 70 lumens / watt. 60 lumens / watt. 30 lumens / watt. 40 lumens / watt. 70 lumens / watt. 60 lumens / watt. 30 lumens / watt. 40 lumens / watt. ANSWER DOWNLOAD EXAMIANS APP
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