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प्रश्न
Explain the following characteristics of transmission media:
Electromagnetic interference
स्पष्ट कीजिए
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उत्तर
Electromagnetic interference (EMI) refers to the disturbance caused by external electromagnetic signals that affect the transmission of data in a communication medium. It can reduce signal quality and cause data errors. Twisted pair cables are more affected by EMI, while fiber optic cables are immune to electromagnetic interference.
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