Then copper wire is 7.24*10^-4 m/s
So v =7.24*10^-4 m/s
Used formula and put given values
If the magnitude of the drift velocity of free electrons in a copper wire is 7.24...
nand a cross sectional area of 0.270 mm2. If the resistivity of copper is 1.70 x 10 m and a potential difference of 0.500 V is maintained across its lenqth, determine the current in has a length of 1.50 the wire (In A) Need Help? Read It -1 points SerPSE10 26.3.0P010 M Ask Your Teacher My Notes f the magnitude of the drift velocity of free electrons in a copper wire i 10 m/s. what the electric field in the...
A copper wire of 1.0 cross-sectional area carries a current of 2.72 A What is the magnitude of the drift velocity in m/s) for an electron in the wire? The number of free charge carries of copper per unit volume is 8.0x10 electrons/m! A. 2.0E10+
A 14-gauge copper wire has a diameter of 1.684 mm. What magnitude current flows in amperes when the drift velocity is 1.20 mm/s? (The density of free electrons in copper is 8.34 ✕ 1028 e−/m3.).) ____________ A
Learning Goal: Computing the drift velocity Part A An electric current of 20 A is passed through a copper (Cu) wire of diameter 8.10×10−2 inches . If the number of electrons in 1 cm3 of Cu is 8.7×1022 , what is the magnitude of the drift velocity of the electrons millimeters per second? (I meter=39.3701 inches) Express your answer to two significant figures. Answer in mm/s
What is the electric field in an aluminum wire if the drift speed of the free elctrons in the wire is measured to be 3.63 * 10^-5 m/s? The resistivity of aluminum us 2.655 * 1-^-8 ohms/m.
ke=8.99XIU' N.1 Problem 4 A copper wire has a circular cross section with a diameter of 1.25 mm. (i) If the wire carries a current of 2A, find the drift speed of electrons in this wire. (ii) All other things being equal, what happens to the drift speed if the wire is made of a different metal, having a larger number of conduction electrons than copper? M=0.063 kg/mol; p=8.9 g/cm3. Problem 5 A proton moves perpendicular to a uniform magnetic...
Copper contains 8.4 Times 10^28 free electrons per cubic meter. A copper wire of cross-sectional area 7.4 Times 10^-7 m^2 carries a current of 1 A. What is the electron drift speed?
Tipler6 25.P.033.soln. A 10-gauge copper wire and a 14-gauge copper wire are welded together end to end. The wires carry a current of 15.8 A. (a) If there is one free electron per copper atom in each wire, find the drift velocity of the electrons in each wire. (Let the cross-sectional area of 10-gauge and 14-gauge wire be 5.261 mm2 and 2.081 mm2, respectively.) 10 - Gauge Wire _________ mm/s 14 - Gauge Wire _________ mm/s (b) What is the...
Tipler6 25.P.033.soln. A 10-gauge copper wire and a 14-gauge copper wire are welded together end to end. The wires carry a current of 15.8 A. (a) If there is one free electron per copper atom in each wire, find the drift velocity of the electrons in each wire. (Let the cross-sectional area of 10-gauge and 14-gauge wire be 5.261 mm2 and 2.081 mm2, respectively.) 10-gauge wire mm/s 14-gauge wire mm/s (b) What is the ratio of the magnitude of the...
2. (20 points) A copper wire with a square cross-section (side length 5 of 3.00 A. The two wires are parallel over a region of 20.0 cm, where they are 1.60 cm apa produces a magnetic field on the copper wire. The copper wire is conn current directed rightward. Data of copper: resistivity = 1.68 x 10-8 Ωm; free electron number density-8.50 x 1028/㎡ a. What is the magnetic field the iron wire exert on the copper wire? (For this...