Question:medium
The most fundamental physical principle that allows light to be transmitted along the optical fiber without significant loss :
The most fundamental physical principle that allows light to be transmitted along the optical fiber without significant loss :
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Optical fiber works because:
\[
n_{\text{core}} > n_{\text{cladding}}
\]
which enables repeated total internal reflection of light rays.
Updated On: May 22, 2026
- The photoelectric effect
- Total internal reflection
- Bragg's law
- The Seebeck effect
Show Solution
The Correct Option is B
Solution and Explanation
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