Physics · Ray Optics
Which basic physical principle allows light to travel along a curved optical fibre with very little loss?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Specular reflection at a plane mirror surface
- 2Total internal reflection at the core-cladding boundary✓
- 3Diffraction of light at small apertures
- 4Interference of two coherent light beams
Correct answer
Total internal reflection at the core-cladding boundary
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