The diameter of 0–gauge copper wire is 8.252 mm. Find the resistance of a 5.00–km length of such wire used for power transmission.
Use 1.719e-08 as the resistivity for Cu
The diameter of 0–gauge copper wire is 8.252 mm. Find the resistance of a 5.00–km length...
The diameter of Four Gauge copper wire is 5.189 mm. Calculate the resistance (in Q) of 7.54 km length of such wire used for power transmission. The resistivity of copper is 1.68 x 10-9 Om.
The diameter of Twelve Gauge copper wire is 2.052 mm. Calculate the resistance (in 2) of 4.52 km length of such wire used for power transmission. The resistivity of copper is 1.68 x 10-8 Am. Ω
Now let’s see how temperature affects the resistance of copper wire. A length of 18 gauge copper wire with a diameter of 1.02 mm and a cross-sectional area of 8.20×10−7 m2 has a resistance of 1.02 Ω at a temperature of 20 ∘C. Find the resistance at 0 ∘C and at 100 ∘C. The temperature coefficient of resistivity of copper is 0.0039 (C∘)−1. On a hot summer day in Death Valley, the resistance is 1.15 Ω. What is the temperature?
What is the resistance of a 2.9-m length of copper wire 1.8 mm in diameter? The resistivity of copper is 1.68×10−8Ω⋅m.
What is the resistance of a 5.9-m length of copper wire 1.2 mm in diameter? The resistivity of copper is 1.68×10−8Ω⋅m.
What is the resistance of a 4.9-m length of copper wire 1.9 mm in diameter? The resistivity of copper is 1.68×10−8Ω⋅m.
What is the resistance of a 5.9-m length of copper wire 1.1 mm in diameter? The resistivity of copper is 1.68×10−8Ω⋅m.
8 gauge copper wire has a diameter of 3.26 mm, while 12 gauge copper wire has a diameter of 2.05 mm. For the following lengths of wire, which must have the lowest resistance? 40 cm of 8 gauge wire 40 cm of 12 gauge wire 80 cm of 12 gauge wire 80 cm of 8 gauge wire (work the problem out with explanation)
A length of 20-gauge copper wire (of diameter 0.8118 mm) is formed into a circular loop with a radius of 26.0 cm. A magnetic field perpendicular to the plane of the loop increases from zero to 18.0 mT in 0.24 s. Find the average electrical power dissipated in the process.
A length of 20-gauge copper wire (of diameter 0.8118 mm) is formed into a circular loop with a radius of 21.0 cm. A magnetic field perpendicular to the plane of the loop increases from zero to 12.0 mT in 0.22 s. Find the average electrical power dissipated in the process.