Physics, asked by Harisaikiran, 7 months ago

If velocity of light in a medium is 2c/5
then its refractive index is ...

Answers

Answered by Anonymous

9

Answer:

2.5

Explanation:R.I = C/V

R.I=C/2C/5 (V=2C/5)

R.I=C×5/2C

R.I=5C/2C (BOTH C ARE CANCELLED)

R.I =5/2

R.I =2.5

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