Answer to Question #340595 in Electricity and Magnetism for Jessa

Question #340595

A beam of light incident on a plane mirror is at an angle of 32° relative to the normal. What is the angle between the refelected rays and the surface of the mirror?

1
Expert's answer
2022-05-13T03:24:26-0400

Angle of reflection is equal to the angle of incidence, hence


θr=θi=32\theta_r=\theta_i=32^\circ


The angle between the reflected rays and the surface of the mirror

β=90θr=9032=58\beta=90^\circ-\theta_r\\ =90^\circ-32^\circ=58^\circ


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