Single Answer MCQ
Q-00019578
When a light ray hits the boundary of two media, which statement about the normal is true?
1
It is perpendicular to the incident ray
2
It is parallel to the refracted ray
3
It is aligned with the surface
4
It lies in the same plane as the incident and refracted rays
Answer and Solution
Answer
D. It lies in the same plane as the incident and refracted rays
Solution:
The normal is an imaginary line perpendicular to the boundary surface and lies in the same plane as the incident and refracted rays.
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