Illumination Which lamp is best suited for lighting an International sports arena? LED Metal Halide Incandescent Compact Fluorescent LED Metal Halide Incandescent Compact Fluorescent 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 / 5. 2 / 3. 3 / 2. 1 / 3. 2 / 5. 2 / 3. 3 / 2. ANSWER DOWNLOAD EXAMIANS APP
Illumination The range of visual spectrum is 480nm - 1000nm. 300nm - 760nm. 300nm - 1000nm. 480nm - 760nm. 480nm - 1000nm. 300nm - 760nm. 300nm - 1000nm. 480nm - 760nm. ANSWER DOWNLOAD EXAMIANS APP
Illumination What will be the number of lamps, each having 300 lumens, required to obtain an average illuminance of 50 lux on a 4m × 3m rectangular room? 5 2 4 6 5 2 4 6 ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp has a negative Colour Rendering Index (CRI)? High pressure sodium vapour Low pressure sodium vapour Fluorescent LED High pressure sodium vapour Low pressure sodium vapour Fluorescent LED ANSWER DOWNLOAD EXAMIANS APP
Illumination Which among the following lamps has the maximum burning hours? Incandescent. Metal halide. LED. Compact Fluorescent. Incandescent. Metal halide. LED. Compact Fluorescent. ANSWER DOWNLOAD EXAMIANS APP
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