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Fibre Optical Cables

https://youtu.be/0MwMkBET_5I

What is total internal reflection & how does it work?

How is it useful in fibre-optical cables?

What are fibre optic cables made of?

What is the diameter of the transatlantic cable?

How many phone calls can it handle?

How are telephone messages sent along the cable?

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Fibre Optic vs Ethernet

Pros of Fibre Optics

Cons of Fibre Optics

Pros of Ethernet

Cons of Ethernet