The incident ray, the reflected ray and the normal all lie in:
AOne angle
BOne plane
COne prism
DOne point
Answer & Solution
Correct answer: B. One plane
1. This is the second law of reflection.
2. They all lie in the same plane at the point of incidence.
3. So the correct answer is one plane.
_Source: NCERT Class 12 Physics Part II, Ch 9 'Ray Optics and Optical Instruments'_
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