The refracting angle of prism A=r1+r2 For minimum deviation r1=r2=r∴A=2ror r=2A=260∘=30∘
A ray of light is incident on a 60° prism at the minimum deviation position. The angle of refraction at the first face (ie, incident face) of the…
NEET UG 2010 — Physics Optics
2010mcqmedium
A ray of light is incident on a 60∘ prism at the minimum deviation position. The angle of refraction at the first face (ie, incident face) of the prism is
Official previous-year question
Held on 30 Apr 2010 · Verified 9 Jul 2026.
Options
- A
zero
- B
30∘
- C
45∘
- D
60∘
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