The angle of incidence for a ray of light passing through the centre of curvature of a concave mirror is:
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90 degrees
The ray of light passes through the centre of curvature of a concave mirror it strikes the mirror along the normal ray, it incidences on to the mirror at an angle of 90 degrees.
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the angle of incidence for a Ray of light passing through the centre of curvature of a concave mirror is 90.
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