A light wave travels from air into a medium of ... - WAEC Physics 1994 Question
A light wave travels from air into a medium of refractive index 1.54. If the wavelength of the light in air is
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B
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D
correct option: b
n =(\frac{wavelength, in, air}{wavelength, in ,medium}= \frac{5.9\times10^{-7}}{1.54}= 3.8\times10^{-7})m
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