Question:
If the refracting angle of a prism is A the refractive index
Last updated: 6/13/2023
![If the refracting angle of a prism is A the refractive index](https://media.kunduz.com/media/sug-question-candidate/20210929043352461497-1664747.jpg?h=512)
If the refracting angle of a prism is A the refractive index of its material is and the angle of deviation of a ray of light incident normally on the first refracting face is then prove that sin A 8 sin A