Q. The sparkling of a diamond is due to
✅ Correct Answer: (A)
Total internal reflection of light
Explanation: 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.
Explanation by: Team MCQ Buddy
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.