Everything you need to know about Refraction, Snell's Law, Total Internal Reflection & Optical fibres - for A-Level Physics
(Mistake! Optical fibres section: 1.6 and 1.4 refractive index should be the other way around )
#physics #alevel #optics #totalinternalreflection #snellslaw
00:00 Intro
00:22 Refraction recap
01:25 Refractive index
03:33 Snell's Law
05:04 Total Internal Reflection
06:41 Critical angle
08:43 Optical fibres
10:00 Modal & Material Dispersion
(Optical fibres section: 1.6 and 1.4 refractive index should be the other way around )
