PhysicsMedium105×since 2002Q7086When one light ray is reflected from a plane mirror with 30∘30^{\circ}30∘ angle of reflection, the angle of deviation of the ray after reflection is :A140∘140^{\circ}140∘B130∘130^{\circ}130∘C120∘120^{\circ}120∘D110∘110^{\circ}110∘Check answerSkip