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Monochromatic light of frequency 5 times...

Monochromatic light of frequency `5 times 10^12 Hz` travelling in vacuum enters a medium at refractive Index 15 Its wavelength in medium will be

A

5500A

B

6000A

C

4000A

D

5000A

Text Solution

Verified by Experts

`lamda.=C/(f mu)=(3 times 10^8)/(5 times 10^14 times 1.5)m=4000A`
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