Optics 2 Question 16
16. When a ray of light enters a glass slab from air
(a) its wavelength decreases
(b) its wavelength increases
(c) its frequency increases
(d) neither its wavelength nor its frequency changes
Objective Questions II (One or more correct option)
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Answer:
Correct Answer: 16. (a)
Solution:
In moving from air to glass,
