Which transmission medium uses electrical signals to transmit data?
Options
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A.
Optical fiber
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B.
Infrared
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C.
Copper cable
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D.
Laser communication
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E.
None of the above
Correct Answer (Detailed Explanation is Below)
C.
Copper cable
Detailed Explanation
Correct Answer: Copper Cable
- Copper cables transmit data through electrical signals.
- Examples include twisted-pair cables and coaxial cables.
- Optical fiber uses light signals instead of electrical signals.