question_answer

A ray, emerging from a point on the object, passing through the centre of curvature C strikes the mirror normally i.e. al \[90{}^\circ \]. Then, the angle of incidence is equal to

A)  \[{{0}^{^{\circ }}}\]                          

B)         \[{{45}^{^{\circ }}}\]

C)  \[{{90}^{^{\circ }}}\]                      

D)         \[{{180}^{^{\circ }}}\]