Question: What does a decibel ( d B ) measure in the context of cable links? The temperature increase caused by signal transmission The color spectrum

What does a decibel (dB) measure in the context of cable links?
The temperature increase caused by signal transmission
The color spectrum of the visible light passing through the cable
The weight of the cable per meter
The ratio of the received voltage to the original voltage
What does a decibel ( d B ) measure in the

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