Question text
19 A ray of light strikes a plane mirror at an angle of incidence of 20°. The angle of incidence is then increased by 5°. What is the new angle between the incident ray and the reflected ray? A 10° B 25° C 45° D 50°
19 A ray of light strikes a plane mirror at an angle of incidence of 20°.
The angle of incidence is then increased by 5°.
What is the new angle between the incident ray and the reflected ray?
A 10° B 25° C 45° D 50°
Select your answer: