Question : The SI unit of luminous emittance is:
Option 1: Lux
Option 2: Candela
Option 3: Lumen
Option 4: Lumen second
Answer (1)
5th Jan, 2024
Correct Answer: Lux
Solution : The correct option is Lux .
A surface's visible light emission per unit area is measured by luminous emittance. The lux, denoted by the symbol lx, is the SI unit of light emittance. It is equal to 1 lx = 1 lm/m² or one lumen per square metre.
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