A d = 3.71 mm diameter wire carries an electric current of I = 18.2 A...
An aluminum wire with a diameter of 0.115 mm has a uniform electric field of 0.235 V/m imposed along its entire length. The temperature of the wire is 45.0°C. Assume one free electron per atom. (a) Use the information in this Table of Resistivities and Temperature Coefficients to determine the resistivity (in Ω · m) of aluminum at this temperature. ρ = Ω · m (b) What is the current density (in MA/m2) in the wire? J = MA/m2 (c) What is...
An aluminum wire with a diameter of 0.125 mm has a uniform electric field of 0.295 V/m imposed along its entire length. The temperature of the wire is 55.0° C. Assume one free electron per atom. (a) Use the information in this Table of Resistivities and Temperature Coefficients to determine the resistivity of aluminum at this temperature. ρ = 3.2e-8 Ω·m (b) What is the current density in the wire? J = MA / m2 (c) What is the total...
An aluminum wire with a diameter of 0.095 mm has a uniform electric field of 0.205 V/m imposed along its entire length. The temperature of the wire is 35.0°C. Assume one free electron per atom. (a) Use the information in this Table of Resistivities and Temperature Coefficients to determine the resistivity (in . m) of aluminum at this temperature. p= 2.m (b) What is the current density (in MA/m2) in the wire? = C MA/m2 (c) What is the total...
A cylindrical copper wire, whose radius is r = 0.0444 mm, carries a current of I = 3.33 A. The resistivity of copper is ρ = 1.68 × 10 − 8 Ω ⋅ m. What is the magnitude of the electric field in the wire?
A cylindrical copper wire, whose radius is r = 0.0444 mm, carries a current of I = 3.33 A. The resistivity of copper is p=1.68 x 10-812.m. What is the magnitude of the electric field in the wire?
A silver wire of diameter 1.6 mm carries a current of 130 mA. The density of conduction electrons in silver is 5.8 times 10^28 m^-3. How long (on average) does it take for a conduction electron to move 1.0 cm along the wire? Min
A 0.880-mm-diameter silver wire carries a 50.0 mA current. What is the electric field in the wire? What is the electron drift speed in the wire?
A copper wire is 2.0 mm in diameter and carries a current of 20 A.Part A.What is the electric field strength inside this wire?
A 0.300-mm-diameter silver wire carries a 10.0 mA current. Part A What is the electric field in the wire? Express your answer with the appropriate units. Part B What is the electron drift speed in the wire? Express your answer with the appropriate units.
A diameter of a silver wire is 9.2 mm and length of the wire is 2510 m . a) Find the resistance of the given silver wire? b) What is the voltage drop along its length when it carries 4.0 A? (Note:The resistivity of silver is 1.59 × 10-8 Ω-m).