8) Energy radiated continuously in the from of light-waves is called :
Answer is:
luminous-flux
Related Illumination MCQ - Electrician (Set-1) with Answers
Answer is:
one lumen
Answer is:
lux
Answer is:
inversely proportional to the square of the distance from the source
12) The illumination required for a workplace where fine work is performed will be in the order of :
Answer is: