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A ray of light is incident on the surfac...

A ray of light is incident on the surface of plate of glass of refractive index `1.5` at the polarising angle. The angle of refraction of the ray will be

A

`0^(@)`

B

`33^(@) 42'`

C

`45^(@)`

D

`65^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
`n=1.5 =tani_p" " :. i_p=tan^(-1)(1.5)=56^(@)18'`
`:. r=90^(@)-56^(@)18'=33^(@)42'`
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