Which type of optical fiber allows only one propagation mode of light?
Options
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A.
Multimode step-index fiber
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B.
Multimode graded-index fiber
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C.
Single-mode fiber
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D.
Coaxial fiber
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E.
None of the above
Correct Answer (Detailed Explanation is Below)
C.
Single-mode fiber
Detailed Explanation
Correct Answer: Single-mode Fiber
- Single-mode fiber allows only one propagation mode of light.
- It has a very small core diameter.
- It is suitable for long-distance and high-bandwidth communication.
- Multimode fiber supports multiple light propagation modes.