The deviation produced when light wave is incident on a denser medium with an sngle of incidence equal to polarising angle is `24^@`. The angle of incidence is

Options

A. `48^(@)`
B. `28.5^(@)`
C. `50^(@)`
D. `24^(@)`

Answer

C

Explanation

`i-r = delta = 24` and `i+r = 90^(@)`
`:. 2i = 114`
`i = 57^(@)`