Q. Which of these travels in glass with minimum velocity ?
✅ Correct Answer: (B)
Violet light
Explanation: As light passes from air into glass, there is reduction of velocity. Due to longer wavelengths, red waves travel fastest and is refracted the least, while violet waves travel the slowest and is refracted the most.
Explanation by: Team MCQ Buddy
As light passes from air into glass, there is reduction of velocity. Due to longer wavelengths, red waves travel fastest and is refracted the least, while violet waves travel the slowest and is refracted the most.