Question

*The direction of a reflected ray is:*

1️⃣ towards the normal drawn at the point of incidence
2️⃣ towards the plane of reflection
3️⃣ towards any direction
4️⃣ away from the plane of reflection​

Answer 1

Answer:

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Answer 2

Answer:

If Ri is parallel to the normal then Rr = N, that is, the reflected ray is in the opposite direction to the incident ray. If the incident ray is perpendicular to the normal then it is unaffected, Rr = Ri, this is a glancing ray.