Illumination Which lamp is best suited for lighting an International sports arena? LED Incandescent Metal Halide Compact Fluorescent LED Incandescent Metal Halide Compact Fluorescent ANSWER DOWNLOAD EXAMIANS APP
Illumination Luminous efficiency of a fluorescence lamp is 40 lumens / watt. 70 lumens / watt. 30 lumens / watt. 60 lumens / watt. 40 lumens / watt. 70 lumens / watt. 30 lumens / watt. 60 lumens / watt. ANSWER DOWNLOAD EXAMIANS APP
Illumination The illumination at a point 5 meters below a lamp in 6 lux. The candle power of the lamp is 140. 200. 30 150. 140. 200. 30 150. ANSWER DOWNLOAD EXAMIANS APP
Illumination A 1000 W bulb fitted with a reflector illuminates an area of 3 m x 3 m with an average illumination of 450 lux. If the bulb has and efficiency of 9 lumens / watt the efficiency of the reflector is 30 %. 20 %. 45 %. 70 %. 30 %. 20 %. 45 %. 70 %. ANSWER DOWNLOAD EXAMIANS APP
Illumination Illumination can be expressed in candela. lux. lumens. radians. candela. lux. lumens. radians. ANSWER DOWNLOAD EXAMIANS APP
Illumination Candela/metre square is the unit of which photometric quantity? Illuminance Luminance Luminous flux Luminous Intensity Illuminance Luminance Luminous flux Luminous Intensity ANSWER DOWNLOAD EXAMIANS APP
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