Question

Q:1 How does the frequency of a beam of ultra-violet light change when it goes from air into glass?

1. Remains the same
2.Frequency increases
3.Frequency decreases
4. None of these

Please do it fast and please send correct answer ​

Answer 1

Answer:

When light changes medium the frequency of light remains the same . the wavelength of light changes ,hence,the speed of propagation of light changes.Thus the frequency of UV light remind unchanged .