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A wave of light having frequency 4 xx 10...

A wave of light having frequency `4 xx 10^(14)`Hz. And speed of light `3 xx 10^8` m/s enters glass of R.I. 1.5. Change in wavelength is

A

`2.5xx10^(-7)`

B

`2.5 xx 10^(-6)`

C

`2.5 xx 10^(-8)`

D

`2.5 xx 10^(-9)`

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The correct Answer is:
A
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