A ray of light is incident on a plane mirror at an angle of 20°. This mirror is rotated through, twice this angle, In this new position the angle between the incident ray and the reflected ray is

By: |Published on: Aug 27|Categories: Physics WAEC| 0 comments

A. 20°
B. 40°
C. 80°
D. 120°

Correct Answer:

Option B – 40°

Users Also Read These:

SEE ALSO  All electromagnetic waves in a vacuum have the same?

Copyright warnings! Do not copy.