Fiber optics cable used in communication works on the principle of
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An optical fibre is a cylindrical dielectric wave guide that transmits light along its axis by the process of total internal reflection.
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fiber optic cable:
an optical fiber cable uses glass threads (fibres) to transmit data, each of which is capable of transmitting messages in the form of light waves. these network cables are bendable despite being made of glass.
advantages of fiber optic cable:
easy to install being light in weight.
provides very high data transmission speed and carries enormous information at once.
disadvantages of fiber optic cable:
fragile(can break easily), needs special care.
high cost of installation.
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