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Geometrical Optics question

2024 · 27 Jan · Shift 1 · Q63
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  5. /2024 · 27 Jan · Shift 1 · Q63

Geometrical Optics question

2024 · 27 Jan · Shift 1 · Q63

JEE MainPhysicsGeometrical OpticsMCQ+4 / −1
If the refractive index of the material of a prism is cot⁡(A2)\cot \left(\frac{A}{2}\right)cot(2A​), where AAA is the angle of prism then the angle of minimum deviation will be
  1. A
    π−2 A\pi-2 \mathrm{~A}π−2 A
  2. B
    π2−2 A\frac{\pi}{2}-2 \mathrm{~A}2π​−2 A
  3. C
    π−A\pi-\mathrm{A}π−A
  4. D
    π2−A\frac{\pi}{2}-\mathrm{A}2π​−A
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