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Home Q & A Board Science-Related Homework Help Physics
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Northa Northa
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7 years ago
The end of a cylindrical plastic rod is polished and cut perpendicular to the axis of the cylinder. Determine the minimum index of refraction so that a light ray entering the end of the rod will always be totally internally reflected within the rod, i.e., it will never escape the rod until it comes to the other end.  Assume a critical angle of 45°.
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Physics

Physics


Edition: 4th
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Raj.SRaj.S
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Northa Author
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7 years ago
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