The wavelength of light while it is passing through water is 540… | JEE Main 2026 Physics PYQ

MCQEasyJEE Main 2026 · 22 January, Shift 2Refraction & Lenses

The wavelength of light while it is passing through water is $540\,nm$ . The refractive index of water is $\frac{4}{3}$ . The wavelength of the same light when it is passing through a transparent medium having refractive index of $\frac{3}{2}$ is _____ $nm$ .

A
$480$
B
$840$
C
$380$
D
$540$

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