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blakenordgaard blakenordgaard
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2 months ago

An optical fiber having index of refraction 1.40 is clad with a material of index of refraction 1.25. What is the critical angle in the fiber at the fiber-cladding interface?



63.2°



26.8°



41.8°



73.0°



16.5°

Textbook 
College Physics

College Physics


Edition: 5th
Author:
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kingqadrikingqadri
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