JAMB - Physics (2019 - No. 17)
A ray of light passes through the centre of curvature of a concave mirror and strikes the mirror. At what angle is the ray reflected?
180\(^o\)
90\(^o\)
0\(^o\)
60\(^o\)
Explanation
- a ray of light passing through the centre of a curvature is returned along the same path
- angle difference along the same path is zero
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