![When light enters from a rarer medium to a denser medium](https://www.gkseries.com/blog/wp-content/uploads/2022/05/When-light-enters-from-a-rarer-medium-to-a-denser-medium.png)
Q. When light enters from a rarer medium to a denser medium:
A. Its frequency changes
B. Wavelength does not change
C. Its wavelength changes
D. Both wavelength and frequency change
Answer: Its wavelength changes
A. Its frequency changes
B. Wavelength does not change
C. Its wavelength changes
D. Both wavelength and frequency change
Answer: Its wavelength changes
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