Q638
The sparkling of a diamond is due to
A.
Total internal reflection of light
AnswerB.
Interference of light
C.
Polarisation of light
D.
Refraction of light
Answer: Option A
Solution
Answer: Option A
Solution:
Diamond sparkles because of the total internal reflection that takes place in it, followed by the trapping of the light rays in it. Total internal reflection only takes place when light travels from a denser to a rarer medium.