Illumination Total flux or lumens required in any lighting scheme depends inversely on utilization factor. None of these reduction factor. reflection factor. utilization factor. None of these reduction factor. reflection factor. ANSWER DOWNLOAD EXAMIANS APP
Illumination From a uniform light source having luminous intensity of 300 candelas, there exists a plane surface 15 m below. The value of illuminance at a point on the plane surface where the luminous flux rays are inclined at an angle of 30 to the surface is 1.15 lux. 17.32 lux. 58.45 Kilolux. 1.53 lux. 1.15 lux. 17.32 lux. 58.45 Kilolux. 1.53 lux. 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 150. 30 140. 200. 150. 30 140. 200. ANSWER DOWNLOAD EXAMIANS APP
Illumination Luminous efficacy of a typical HPSV lamp is in between 120 - 200 lm/watt. 40 - 70 lm/watt. 70 - 120 lm/watt. 10 - 40 lm/watt 120 - 200 lm/watt. 40 - 70 lm/watt. 70 - 120 lm/watt. 10 - 40 lm/watt ANSWER DOWNLOAD EXAMIANS APP
Illumination Which among the following lamps has the maximum burning hours? Metal halide. Incandescent. Compact Fluorescent. LED. Metal halide. Incandescent. Compact Fluorescent. LED. ANSWER DOWNLOAD EXAMIANS APP
Illumination Candela is the unit of which? Wavelength. Luminous intensity. Frequency. Luminous flux. Wavelength. Luminous intensity. Frequency. Luminous flux. ANSWER DOWNLOAD EXAMIANS APP
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