What are some of the common types of physical transmission media and what differentiates them from one another?
What will be an ideal response?
Common types of physical transmission media include twisted pair wire, coaxial cable, fiber-optic cable, and wireless transmission media. Twisted pair wire consist of strands of copper wire twisted in pairs for voice and data communications. Coaxial cable consists of thickly insulated copper wires capable of high-speed data transmission and resistance to interference. Fiber-optic cable consists of strands of clear glass fiber that transmit data as pulses of light generated by lasers. Wireless transmission media is based on radio signals and involves satellite microwave systems and cellular networks.
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