The refracting angle of prism is A and refractive index of material of prism is - . The…
Physics · JEE Main · NTA Exams — Optics
The refracting angle of prism is A and refractive index of material of prism is \(\cot -\) . The angle of minimum deviation is
- 180°– 3A
- 180° + 2A
- 90° –A
- 180° – 2A
Answer
(D) 180° – 2A
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