Question

3. When light goes from one medium to another the characteristics that
remain and ineffective is its​

Answer 1

Answer:

Answer. Answer: Frequency is the characteristic of the source while wavelength is thecharacteristic of the medium. When monochromatic light travels from one medium to another, its speed changes, so its wavelength (λ=c/v) changes but frequency vremains unchanged.

Answer 2

frequency is the correct answer