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# A light wave of frequency 5 $$\times$$ 10$$^{14}$$Hz moves through water which h...

### Question

A light wave of frequency 5 $$\times$$ 10$$^{14}$$Hz moves through water which has a refractive index of $$\frac{4}{3}$$. Calculate the wavelength in water if the velocity of light in air is 3 $$\times$$ 10$$^8$$ m/s.

### Options

A) 4.5 $$\times$$ 10$$^{-7}$$m

B) 6.0 $$\times$$ 10$$^{-7}$$m

C) 1.7 $$\times$$ 10$$^6$$m

D) 2.2 $$\times$$ 10$$^6$$m