Jee Main
Structure Of Atom
JEE Main 2024 (Online) 9th April Evening Shift
MCQ+4 / -12024
The candela is the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency '\(A\)' \(\times 10^{12}\) hertz and that has a radiant intensity in that direction of \(\frac{1}{{ 'B'}}\), watt per steradian.
'\(A\)' and '\(B\)' are respectively
