The least angle of deviation for a glass...

The least angle of deviation for a glass prism is equal to its refracting angle. The refractive index of glass is 1.5. Then the angle of the prism is

A

`2cos^(-1)(3/4)`

B

`sin^(-1)(3/4)`

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:

A

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