Light signals remain confined within the core of a typical glass optical fibre mainly…
PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
Light signals remain confined within the core of a typical glass optical fibre mainly due to which phenomenon?
(a) Diffraction of light around the core boundary
(b) Continuous refraction of light at the core–cladding interface
(c) Total internal reflection at the core–cladding interface
(d) Interference between successive internal wavefronts within the core