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A ray of light enters a spherical drop o...

A ray of light enters a spherical drop of water of refractive index `mu` as shown in figure.

Q. Considert eh figure of question 60, the angle `phi` for which minimum deviation is produced will be given by

A

`cos^2 phi = (mu^2 + 1)/(3)`

B

`cos^2 phi = (mu^2 - 1)/(3)`

C

`sin^2 phi = (mu^2 +1)/(3)`

D

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

Text Solution

Verified by Experts

The correct Answer is:
B
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