[Solved] Visible spectrum of the light has a wavelength in the range of: A. 1000 to 4000 Ao B. 4000 to 7000 Ao C. 7500 to 12500 Ao D. 12500 to 30000 Ao 82. Luminous flux is:

Q.	Visible spectrum of the light has a wavelength in the range of: A. 1000 to 4000 Ao B. 4000 to 7000 Ao C. 7500 to 12500 Ao D. 12500 to 30000 Ao 82. Luminous flux is:
A.	the rate of energy radiation in the form of light waves
B.	the part of light energy radiated from light source
C.	measured in lux
D.	both a and c
Answer» B. the part of light energy radiated from light source

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