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Questions and Answers
What is the primary function of the Nicol prism in optics?
What is the primary function of the Nicol prism in optics?
What happens to the ordinary ray when it encounters the Canada balsam layer in the Nicol prism?
What happens to the ordinary ray when it encounters the Canada balsam layer in the Nicol prism?
Which of the following statements is true regarding the refractive indices of the rays in the Nicol prism?
Which of the following statements is true regarding the refractive indices of the rays in the Nicol prism?
What materials are used in the construction of the Nicol prism?
What materials are used in the construction of the Nicol prism?
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The angles of a Nicol prism are 72° and which other angle?
The angles of a Nicol prism are 72° and which other angle?
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Study Notes
Nicol Prism
- A Nicol prism is an optical device that produces plane-polarized light.
- It can act as both a polarizer and an analyzer.
- It's made of calcite crystal.
Principle of Nicol Prism
- It exhibits double refraction.
- The crystal is cut into two halves along the diagonal.
- The two halves are joined using Canada balsam.
- The angles of the crystal are 72° and 108°.
- The length of the prism is three times its width.
Unpolarized Light and Nicol Prism
- Unpolarized light passes through a Nicol prism.
- The light travels in different directions with varying speeds.
Refractive Indices
- The refractive index of the ordinary ray in the crystal is 1.658.
- The refractive index of the extraordinary ray in the crystal is 1.486.
- The refractive index of Canada Balsam is 1.523.
Total Internal Reflection
- The ordinary ray undergoes total internal reflection at the Canada Balsam layer.
- This prevents the ordinary ray from emerging.
Transmission of Extraordinary Ray
- The extraordinary ray passes through the crystal.
- The extraordinary ray is plane-polarized.
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Description
Explore the fascinating world of Nicol prisms in this quiz. Learn about their construction, the principles of double refraction, and the behavior of polarized light. Test your understanding of the refractive indices and total internal reflection associated with this optical device.