When Light passes from medium A (na=1.0) to medium B (nb=2.0), its wavelength changes to: a)...
When Light passes from medium A (na=1.0) to medium B (nb=2.0), its wavelength changes to:
a) 1.2
b) 2.4
c) 2.0
d) 0.5
e) 1.5
I know the answer but am struggling to understand how it is found.
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When Light passes from medium A (na=1.0) to medium B (nb=2.0),
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