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Question

Write some terms related to the prism.


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Solution

Prism:

A polyhedron in which two faces are in a parallel plane and the other is a parallelogram.

Related terms:

  1. The angle of deviation (): The angle of deviation is the angle between the incident ray and the emergent ray.
  2. Incident angle (i): The angle of the incidence is the angle made by the incident ray with the normal to the surface.
  3. Emergent Angle (e): The emergent angle is the angle of the rays leaving the medium with the normal surface at the exit point.
  4. Prism angle (A): The angle between the two faces of a prism is called the prism angle.
  5. Refraction angle (r): The angle between the refracted ray and the normal drawn at the point of incidence on the interface where refraction occurs.

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