BICSI IN225 7.0, Installer 2, Copper questions with correct answers

Attenuation Correct Answer-The Decrease in magnitude or power loss of a signal. Decibels, dB Correct Answer-Unit of measurement for attenuation. American Wire Gauge (AWG) Correct Answer-The numerical system for designating wire diameter. inverse relationship Correct Answer-American Wire Gauge numbers have this relationship to the wire size. Balanced Twisted-Pair Correct Answer-Type of wiring in which 2 conductors of a single circuit are twisted together in order to minimize EMI V=I*R Correct Answer-The formula relation between Voltage, impedance, and resistance. Capacitance Correct Answer-Measured in Farads, causes a voltage difference between two wires when they are separated by insulation Durability Correct Answer-Connector's ability to survive hundreds of insertions and withdrawls Impedance Correct Answer-Combined effects of resistance, inductive reactance, and capacitive reactance of a circuit. (Z)