“Lux” is a unit of |
|||
a) |
Luminous intensity of a source |
b) |
Illuminance on a surface |
c) |
Transmission coefficient of a surface |
d) |
Luminous efficiency of source of light |
“Lux” is a unit of |
|||
a) |
Luminous intensity of a source |
b) |
Illuminance on a surface |
c) |
Transmission coefficient of a surface |
d) |
Luminous efficiency of source of light |