If a ray of light incident on a plane mirror along the normal then the measure of the angle of incidence (in degree)
A. 90
B. 45
C. 0
D. Depends on which direction the ray is reflected
Answer:C
If a ray of light incident on a plane mirror along the normal then the measure of the angle of incidence (in degree)
A. 90 B. 45 C. 0 D. Depends on which direction the ray is reflected