Illumination Which lamp has the best Colour Rendering Index (CRI)? Fluorescent High pressure sodium vapour LED Incandescent Fluorescent High pressure sodium vapour LED Incandescent 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
Illumination Illumination can be expressed in candela. radians. lumens. lux. candela. radians. lumens. lux. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamps can be directly connected to a solar cell? Metal Halide Incandescent LED Compact Fluorescent Metal Halide Incandescent LED Compact Fluorescent ANSWER DOWNLOAD EXAMIANS APP
Illumination What is the work of a driver in case of an LED? None of these Both ‘a’ and ‘b’ To convert DC to AC To convert AC to DC None of these Both ‘a’ and ‘b’ To convert DC to AC To convert AC to DC ANSWER DOWNLOAD EXAMIANS APP
Illumination Solid angle is expressed in terms of degree. radians / meter. steredians. radians. degree. radians / meter. steredians. radians. ANSWER DOWNLOAD EXAMIANS APP
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