Illumination Solid angle is expressed in terms of radians. radians / meter. steredians. degree. radians. radians / meter. steredians. degree. ANSWER DOWNLOAD EXAMIANS APP
Illumination The illumination of the surface varies directly with cosine of the angle between normal to surface and direction of the inclined light is given by law of square inverse. Lambert’s cosine law. None of these both A and B. law of square inverse. Lambert’s cosine law. None of these both A and B. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamps can be directly connected to a solar cell? LED Metal Halide Compact Fluorescent Incandescent LED Metal Halide Compact Fluorescent Incandescent ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp has a negative Colour Rendering Index (CRI)? Low pressure sodium vapour High pressure sodium vapour Fluorescent LED Low pressure sodium vapour High pressure sodium vapour Fluorescent LED ANSWER DOWNLOAD EXAMIANS APP
Illumination Luminous efficacy of a typical HPSV lamp is in between 40 - 70 lm/watt. 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. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp is best suited for lighting an International sports arena? LED Compact Fluorescent Incandescent Metal Halide LED Compact Fluorescent Incandescent Metal Halide ANSWER DOWNLOAD EXAMIANS APP
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