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A light wave of frequency 5 xx 10^(14) H...

A light wave of frequency `5 xx 10^(14)` Hz enters a medium of refractive index 1.5. In the medium, the velocity of the ligth of wave is `"________"` and its wavelength `"_________"`,

A

`3xx10^(10)` cm/sec

B

`2xx10^(10)` cm/sec

C

`3xx10^(8)` cm/sec

D

`2xx10^(8)` cm/sec

Text Solution

Verified by Experts

The correct Answer is:
B
`v=C/n =(3xx10^(10) cm//s)/1.5 =2xx10^(10) cm//s`.
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