A-Level
EDEXCEL
Physics
October 2022
11 Marks
QP-202210-Physics-U2 · Question 16
Question (excerpt):
16 16 An optical fibre consists of a core material surrounded by a material of lower refractive index called cladding. A ray of light approaches the boundary between the core and the cladding, …
16 16 An optical fibre consists of a core material surrounded by a material of lower refractive index called cladding. A ray of light approaches the boundary between the core and the cladding, …
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