Illumination Which lamp is best suited for lighting an International sports arena? Metal Halide Compact Fluorescent Incandescent LED Metal Halide Compact Fluorescent Incandescent LED 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 1: 2√2 2:1 2√2 : 1 1:2 1: 2√2 2:1 2√2 : 1 ANSWER DOWNLOAD EXAMIANS APP
Illumination A 200 candle power lamp is hung 4 m above the centre of circular area of 5 m diameter. The illumination at centre of the area is 13.5 lux. 17.5 lux. 12.5 lux. 18.5 lux. 13.5 lux. 17.5 lux. 12.5 lux. 18.5 lux. ANSWER DOWNLOAD EXAMIANS APP
Illumination Solid angle is expressed in terms of steredians. radians. degree. radians / meter. steredians. radians. degree. radians / meter. ANSWER DOWNLOAD EXAMIANS APP
Illumination What will be the total flux emitted by a source of 60 candle power? 60 lumens. 0.001326 lumens. 754.2 lumens. None of these. 60 lumens. 0.001326 lumens. 754.2 lumens. None of these. ANSWER DOWNLOAD EXAMIANS APP
Illumination Unit of luminous flux is steradians. candela. lux. lumens. steradians. candela. lux. lumens. ANSWER DOWNLOAD EXAMIANS APP
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