An incident ray traveling in a slower medium strikes a boundary with a faster medium. What happens when its angle of incidence is greater than the critical angle?

A. The refracted ray makes an angle of 90°. B. There is total internal reflection in the faster medium. C. There is total internal reflection in the slower medium. D. The reflected ray makes an angle of 90°. E. The reflected ray makes an angle equal to the critical angle.

Question

An incident ray traveling in a slower medium strikes a boundary with a faster medium. What happens when its angle of incidence is greater than the critical angle?


A. The refracted ray makes an angle of 90°. B. There is total internal reflection in the faster medium. C. There is total internal reflection in the slower medium.  D. The reflected ray makes an angle of 90°. E. The reflected ray makes an angle equal to the critical angle.

anonymous · Answer

C