Illumination Unit of luminous flux is lux. lumens. candela. steradians. lux. lumens. candela. steradians. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp is best suited for lighting an International sports arena? Incandescent Compact Fluorescent LED Metal Halide Incandescent Compact Fluorescent LED Metal Halide ANSWER DOWNLOAD EXAMIANS APP
Illumination Total flux or lumens required in any lighting scheme depends inversely on reflection factor. utilization factor. reduction factor. None of these reflection factor. utilization factor. reduction factor. None of these ANSWER DOWNLOAD EXAMIANS APP
Illumination What is the ratio of illuminance at a point 5m just below a lamp emitting 100 candelas and at a point 5m away from the first point on the same horizontal plane? 1: 2√2 2√2 : 1 1:2 2:1 1: 2√2 2√2 : 1 1:2 2:1 ANSWER DOWNLOAD EXAMIANS APP
Illumination The range of visual spectrum is 300nm - 1000nm. 480nm - 760nm. 300nm - 760nm. 480nm - 1000nm. 300nm - 1000nm. 480nm - 760nm. 300nm - 760nm. 480nm - 1000nm. 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. None of these both A and B. Lambert’s cosine law. law of square inverse. None of these both A and B. Lambert’s cosine law. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS