Illumination The solid angle subtended by an area of 2400 cm2 on the surface of a sphere of diameter 1.2 m is 3 / 2. 2 / 3. 2 / 5. 1 / 3. 3 / 2. 2 / 3. 2 / 5. 1 / 3. ANSWER DOWNLOAD EXAMIANS APP
Illumination Candela is the unit of which? Frequency. Wavelength. Luminous intensity. Luminous flux. Frequency. Wavelength. Luminous intensity. Luminous flux. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which among the following lamps has the maximum burning hours? Metal halide. Compact Fluorescent. LED. Incandescent. Metal halide. Compact Fluorescent. LED. Incandescent. ANSWER DOWNLOAD EXAMIANS APP
Illumination Solid angle is expressed in terms of radians. steredians. radians / meter. degree. radians. steredians. radians / meter. degree. ANSWER DOWNLOAD EXAMIANS APP
Illumination Unit of luminous flux is lux. steradians. candela. lumens. lux. steradians. candela. lumens. ANSWER DOWNLOAD EXAMIANS APP
Illumination Which lamp is best suited for lighting an International sports arena? Incandescent Compact Fluorescent Metal Halide LED Incandescent Compact Fluorescent Metal Halide LED ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS