PART- II CHEMISTRY
SECTION- A
The candela is the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency ' 
' 
hertz and that has a radiant intensity in that direction of 
watt per steradian. 'A' and 'B' are respectively
Text Solution
Verified by ExpertsB
The candela is the luminous intensity of a source that emits monochromatic radiation of frequency radiation of frequency 
and has a radiant intensity in that direction of 
. It is unit of Candela.
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