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Refractive Index

The ratio of ...

Question

The ratio of velocity of light in vacuum to the velocity in a given media is called .......... .

A

Normal index

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B

Reflective index

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C

Refractive index

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D

None of the above

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Solution

The correct option is B Refractive index
Refractive index of second medium w.r.t first medium is the ratio of velocity of light in vacuum to velocity of light in the medium.

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