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A transparent solid cylinder rod has a r...

A transparent solid cylinder rod has a refractive index of `(2)/(sqrt(3))`It is surrounded by air. A light ray is incident at the mid point of one end of the rod as shown in the figure.

The incident angle ` theta ` for which the light ray grazes along the wall of the rod is

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
D
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