Illumination Which lamp has the best Colour Rendering Index (CRI)? High pressure sodium vapour Incandescent LED Fluorescent High pressure sodium vapour Incandescent LED Fluorescent 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 Candela/metre square is the unit of which photometric quantity? Luminance Luminous flux Illuminance Luminous Intensity Luminance Luminous flux Illuminance Luminous Intensity ANSWER DOWNLOAD EXAMIANS APP
Illumination The solid angle subtended by an area of 2400 cm2 on the surface of a sphere of diameter 1.2 m is 1 / 3. 2 / 3. 2 / 5. 3 / 2. 1 / 3. 2 / 3. 2 / 5. 3 / 2. ANSWER DOWNLOAD EXAMIANS APP
Illumination ___________________________ factor is defined as the ratio of the illumination when everything is clean to illumination under normal working conditions. Utilization. Absorption factor. Maintenance. Depreciation. Utilization. Absorption factor. Maintenance. Depreciation. ANSWER DOWNLOAD EXAMIANS APP
Illumination Unit of luminous flux is steradians. lux. lumens. candela. steradians. lux. lumens. candela. ANSWER DOWNLOAD EXAMIANS APP