Q. The unit of luminous flux is _
Solution:
- Luminous Flux is energy per unit time that is radiated from a source over visible wavelengths.
- The SI unit of luminous flux is the lumen (lm).
- One lumen is defined as the luminous flux of light produced by a light source that emits 1 cd of luminous intensity over a solid angle of 1 sr.
Related Questions
Q. When a brick put in to the water it absorbs water quickly. Identify the phenomenon behind this
View SolutionQ. The source of energy which are formed in earth over millions of years and which get deleted due to their continuous use but do not replenished are known as
View SolutionQ. Substance used for producing heat energy are called
View Solution
Get Question Bank
Strengthen Your Practice with our comprehensive question bank.
