1.

The angle of incidence for a ray of light passing through the centre of curvature of a concave mirror is : (a) 45∘ (b) 90∘ (c) 0∘ (d) 180∘

Answer»

The angle of incidence for a ray of light passing through the centre of curvature of a concave mirror is :
(a) 45 (b) 90 (c) 0 (d) 180



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