Illumination What is the work of a driver in case of an LED? To convert DC to AC Both ‘a’ and ‘b’ None of these To convert AC to DC To convert DC to AC Both ‘a’ and ‘b’ None of these To convert AC to DC 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. 150. 200. 30 140. 150. 200. 30 ANSWER DOWNLOAD EXAMIANS APP
Illumination Unit of luminous flux is steradians. lumens. lux. candela. steradians. lumens. lux. candela. ANSWER DOWNLOAD EXAMIANS APP
Illumination Illumination can be expressed in radians. candela. lux. lumens. radians. candela. lux. lumens. ANSWER DOWNLOAD EXAMIANS APP
Illumination Luminous efficiency of a fluorescence lamp is 60 lumens / watt. 70 lumens / watt. 40 lumens / watt. 30 lumens / watt. 60 lumens / watt. 70 lumens / watt. 40 lumens / watt. 30 lumens / watt. ANSWER DOWNLOAD EXAMIANS APP
Illumination Candela/metre square is the unit of which photometric quantity? Luminous Intensity Illuminance Luminance Luminous flux Luminous Intensity Illuminance Luminance Luminous flux ANSWER DOWNLOAD EXAMIANS APP
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