Illumination Which lamp has the best Colour Rendering Index (CRI)? Incandescent Fluorescent High pressure sodium vapour LED Incandescent Fluorescent High pressure sodium vapour LED ANSWER DOWNLOAD EXAMIANS APP
Illumination Luminous efficacy of a typical HPSV lamp is in between 10 - 40 lm/watt 120 - 200 lm/watt. 70 - 120 lm/watt. 40 - 70 lm/watt. 10 - 40 lm/watt 120 - 200 lm/watt. 70 - 120 lm/watt. 40 - 70 lm/watt. ANSWER DOWNLOAD EXAMIANS APP
Illumination Total flux or lumens required in any lighting scheme depends inversely on reduction factor. None of these reflection factor. utilization factor. reduction factor. None of these reflection factor. utilization factor. ANSWER DOWNLOAD EXAMIANS APP
Illumination Solid angle is expressed in terms of radians. degree. radians / meter. steredians. radians. degree. radians / meter. steredians. ANSWER DOWNLOAD EXAMIANS APP
Illumination Candela/metre square is the unit of which photometric quantity? Illuminance Luminous Intensity Luminance Luminous flux Illuminance Luminous Intensity Luminance Luminous flux 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
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