Question

18. When a light ray is reflected repeatedly by a set of
parallel plane mirrors, the intensity of the light ray
decreases after some reflections. This is because of
A. Poor reflection from mirrors
B. Absorption of some amount of light by mirrors
C. Scattering of light by mirrors
D. None of these.
​

Answer 1

Answer:

B.Absorption of some amount of light by mirrors

Answer 2

Answer:

i think its answer is a-) poor reflection by Mirrors