Question

Which of the following image(s) illustrate the applications of total internal reflection?

• A.
• B.
• C.
• D.

Answer 1

Answer: (A), (B), (C)

The correct options are
A
B
C

• The refractive index of diamond is high (2.42), it sparkles because of total internal reflection by trapping the light rays in it.
• The optical fibers are carefully built to ensure that light remains inside the cable due to total internal reflection.
• A mirage is a phenomenon due which we see layer of water at a short distance at a road in hot days when there is actually no water at all. This again is the result of total internal reflection in air near the earth's surface.
• The image formation in the mirror is due to reflection and not total internal reflection.