When a current flows in an aluminum wire of diameter 2.33 mm, the drift speed of the conduction electrons is 0.000279 m/s. The conduction electron density in aluminum is 6.00 x 10^28 m^-3. What is the electron current?
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When a current flows in an aluminum wire of diameter 2.33 mm, the drift speed of the
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- When a current flows in an aluminum wire of diameter 4.57 mm, the drift speed of the conduction electrons is 0.000291 m/s. How many electrons are flowing past a given point each second? The conduction electron density in aluminum is 6.00 x 1028 m-3. electron current:A copper wire has a square cross section 2.3mm on a side. The wire is 4m long and carries a current of 3.6 A. The density of the free electrons is n = 8.5 * 1029 m-3. The resistivity of Copper is 1.7 * 10-8 ohmmeter. What is the current density and the electric field inside the wire?A 1.00-mm-radius, cylindrical copper wire carries a current of 8.00 A. If each copper atom in the wire contributes one free conduction electron to the current, what is the drift velocity of the electrons in the wire? Some useful information: MCu= 63.546 g/mole, Pcu = 8.96 g/cm3, and NA = 6.02 x 1023 mole-1. %3D a. 0.304 mm/s b.0.510 mm/s O c. 0.733 mm/s d. 0.0923 mm/s O e. 0.187 mm/s
- Problem 1. A copper wire of cross-sectional area 2.5 mm2carries a current with a current density of2.60 A/mm2. The density of free electrons for copper is 9.5x1028 electrons per cubic meter. Theresistivity of copper is 1.68x10−8 ·m. The charge of the electron is 1.6x10−19 C.(a) Calculate the current in the wire.(b) The magnitude of the drift velocity of electrons in the wire.(c) Find the electric field inside the wire.A 1.00-mm-radius, cylindrical copper wire carries a current of 8.00 A. If each copper atom in the wire contributes one free conduction electron to the current, what is the drift velocity of the electrons in the wire? Some useful information: MCu= 63.546 g/mole, ρCu = 8.96 g/cm3, and NA = 6.02 x 1023 mole-1. a. 0.187 mm/s b. 0.510 mm/s c. 0.304 mm/s d. 0.0923 mm/s e. 0.733 mm/sA current of I=1.1 A is passing through a conductor with cross-section area A=6.5x10^-4m^2. The charge carries in the conductor, electrons, have a number density n=6.1x10^27m^-3. Part (a) Express the drift velocity of electrons through I,A,n and the fundamental charge e. Part (b) calculate the miracle value of v, in m/s. 
- The vector current density of a 3-meter-long and 3mm diameter conductor is given as 155630 A/m?. Determine the current on the conductor, its free electron density, the drift velocity of the charges and the number of electrons passing through the conductor for 3 seconds.A copper wire has a length of 120 m and a radius of 0.20 mm. It carries a current density of4.8 x 10^7 A/(m^2). The current in amperes is: Choices: 0.63.2.0.6.0.296.400. If 2.6 x 10^18 electrons and 7.3 x 10^18 protons move in the same directions past a givencross-section of a hydrogen discharge tube every second, the average current (in amperes)in the tube is ______. CHOICES: 0.39.0.75.0.83.1.59.3.49.When a current flows in an aluminum wire of diameter 4.67 mm,4.67 mm, the drift speed of the conduction electrons is 0.000149 m/s.0.000149 m/s. How many electrons are flowing past a given point each second? The conduction electron density in aluminum is 6.00×1028 m−3.
- Silver has density 10.5 x 103kg/m3 and resistivity of 1.6 x 10-8 ohm.m at room temperature. a)what is the mean time between collision? b)what is the mean free path the electron thermal velocity?A wire has a current density of 7.77 x 10° A/m. If the cross-sectional area of the wire is 3.57 mm2, what current I does the wire carry? I = A. With this current, how much time t is required for 4.39 x 1020 electrons to pass any point on the wire? t =When a current flows in an aluminum wire of diameter 4.29 mm, the drift speed of the conduction electrons is 0.000139 m/s. How many electrons are flowing past a given point each second? The conduction electron density in aluminum is 6.00 x 10^28 m^-3.