AP Physics 2easymcq1 pt
Light of wavelength 500 nm in air enters water (n = 1.33). Its wavelength in water is about
A.376 nm
B.500 nm
C.665 nm
D.133 nm
Explanation
Core Concept
λ_medium = λ_air/n = 500/1.33 ≈ 376 nm.
Correct Answer
A376 nm
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