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 stera

Question

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. '' and '' are respectively:

Canvas Classes · Accepted Answer

Definition of Candela (SI unit):

The candela is defined as the luminous intensity of a source emitting monochromatic radiation of frequency  Hz with a radiant intensity of  W/sr.

So:  and

Answer: Option (1) — 540 and 683

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