A) By a black line
B) By a white line
C) By a black line in the lower wavelength range and by a white line in the higher wavelength range
D) By a white line in the lower wavelength range and by a black line in the higher wavelength range
Correct Answer: A
Solution :
Option (a) is correct. Explanation: In the spectrum, the wavelength corresponding to the absorbed photons is observed as black lines.
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