Q 1814123959.     A ray of light incident at an angle `theta` on a refracting face of a prism emerges from the other face normally. If the angle of the prism is `5^0` and the prism is made of a material of refractive index `1.5`, the angle of incidence is

NCERT Exemplar 09/01/MCQ
A

`7.5^0`

B

` 5^0`

C

`15^0`

D

`2.5^0`

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