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.
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.
A length of 20-gauge copper wire (of diameter 0.8118 mm) is formed into a circular loop with a radius of 23.0 cm. A magnetic field perpendicular to the plane of the loop increases from zero to 10.0 mT in 0.22 s. Find the average electrical power dissipated in the process.