μ=sinA/2sin(2A+δm)=sinA/2sin(2A+A) 
In given situation value of A varies from 0 to 90∘. So, μmin=2cos290∘=2 and μmax=2cos0∘=2
For the angle of minimum deviation of a prism to be equal to its refracting angle, the prism must be made of a material whose refractive index
NEET UG 2012 — Physics Optics
2012mcqhard
For the angle of minimum deviation of a prism to be equal to its refracting angle, the prism must be made of a material whose refractive index
Official previous-year question
Held on 30 Apr 2012 · Verified 9 Jul 2026.
Options
- A
lies between 2 and 1
- B
lies between 2 and 2
- C
is less than 1
- D
is greater than 2
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