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IAT IISER2025PhysicsRay Optics

Consider an equilateral prism of refractive index 1.5 and a parallelepiped block of refractive index 2.0 arranged as shown in the figure such that their adjacent faces are parallel. A light ray enters the prism from air at an angle of incidence such that the ray travels through the prism parallel to its base. What is the angle of emergence ?

Options

  1. A⁻¹(3 / 4)
  2. B⁻¹(1 / 3)
  3. C⁻¹(1 / 2)
  4. D⁻¹( 3 / 2)

Correct answer

A. ⁻¹(3 / 4)

Step-by-step solution

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