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ppk ppk
wrote...
Valued Member
On Hiatus
Posts: 3561
12 years ago
The wavelength of light in a thin film is 360 nm and the wavelength of light in vacuum is 469 nm. What is the index of refraction for the film?
A) 1.10
B) 1.30
C) 1.50
D) 1.70
E) 1.90
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Donated
Trusted Member
12 years ago
B
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