Refractive index μ=sinrsiniμ=sinAsini In case of small angle. μi=Ai=μA 
A ray of light is incident at an angle of incidence, i, on one face of a prism of angle A (assumed to be small) and emerges normally from the…
NEET UG 2012 — Physics Optics
2012mcqeasy
A ray of light is incident at an angle of incidence, i, on one face of a prism of angle A (assumed to be small) and emerges normally from the opposite face. If the refractive index of the prism is μ, the angle of incidence i, is nearly equal to
Official previous-year question
Held on 30 Apr 2012 · Verified 9 Jul 2026.
Options
- A
μA
- B
2μA
- C
A/μ
- D
A/2μ
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