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Refractive index of the material of an e...

Refractive index of the material of an equilateral prism is `sqrt(2)` .

A

For a ray of light, minimum angle of deviation is `30^(@)`

B

For a ray of light, minimum angle of deviation is `45^(@)`

C

At `45^(@)` angle of incidence, deviation of a ray becomes minimum

D

At `60^(@)` angle of incidence, deviation of a ray becomes minimum

Text Solution

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The correct Answer is:
C, D
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