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When a ray is refracted from one medium ...

When a ray is refracted from one medium into another, the wavelegths changes from `6000Å` to `4000Å`. The critical angle for a ray from the second medium will be

A

`cos^(-1)(2/3)`

B

`sin^(-1)(2/sqrt(3))`

C

`sin^(-1)(2/3)`

D

`cos^(-1)(2/sqrt(3))`

Text Solution

Verified by Experts

The correct Answer is:
C
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