Question

What happens to a ray that travels along the principal axis? And center of curvature curved surface explain with diagrams?
princinal axis of convex surface explain with diagram
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Answer 1

come see

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Answer 2

Answer

This is because the angle of incidence is 0 degree . That is the ray passing through the centre of curvature is incident normally to the mirror. The angle of reflection should also be 0 degree.

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