Find the drift velocity and show the
conversion from cm^-3 to m^-3
Homework Answers
Answer: The drift velocity of the electron in the given conductor = 1.9cm/s
Explanation:
Add Answer to:
Find the drift velocity and show the
conversion from cm^-3 to m^-3
FEE Materials & What...
The current density of a silver wirele 2.50x100 A/m.If the current and the drift velocity of...
The current density of a silver wirele 2.50x100 A/m.If the current and the drift velocity of the electrons through the wirela 3.65A and 3.58 10 m/s respectively, Part A - Find the diameter of the wire and the denalty of free electrons. 1.36x10- m. 4.39x1028 O 1.36x10-3 m. 8.78x1026 O 9.64x10 m. 4.39x1026 9.64x104m.8.78x1026 1.86x10-6 m. 8.78x1026 Submit Request Answer Provide Feedback MacBook Air
1. When a current flows in an aluminum wire of diameter 4.67 mm, the drift speed...
1. When a current flows in an aluminum wire of diameter 4.67 mm, the drift speed of the conduction electrons is 0.000135 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. 2. When a current flows in an aluminum wire of diameter 2.15 mm, the drift speed of the conduction electrons is 0.000249 m/s. How many electrons are flowing past a given point each second? The conduction electron...
An aluminum wire having a cross-sectional are equal to 530 X 10m carries a current of...
An aluminum wire having a cross-sectional are equal to 530 X 10m carries a current of 7.00 A. The density of aluminum is 2.70 /em! Assume each aluminum atom supplies one conduction electron per atom. Find the drift speed of the electrons in the wre. 24.4719 X The equation for the rift velocity includes the number of charge carriers per volume, which in the cases qual to the number of atoms per volume. How do you calculate that if you...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge copper wire that is 2.05 mm in diameter carries 4.85 A of current. (a) How much time does it take for an electron to travel the length of the wire? (b) Repeat part (a) for 6-gauge copper wire (diameter 4.12 mm) of the same length that carries the same current. (c) More generally, how does changing the diameter of the wire that carries a...
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper...
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper wire carries a tiny current of 2.5 勺 @a ? m/s Submit Request Answer Part B Estimate the ourrent density Express your answer using two significant figures A/㎡ Submit Request Answer PartC Estimate the electric field in the wire. Express your answer using two significant figures V/m
Help please Current Density and Drift Speed A group of charges, each with charge q, moves...
Help please
Current Density and Drift Speed A group of charges, each with charge q, moves with velocity v^vector. The number of particles per unit volume is n. What is the current density J^vector of these charges, in magnitude and direction? Make sure that your answer has units of A/m^2. We want to calculate how long it takes an electron to get from a car battery to the starter motor after the ignition switch is turned. Assume that the current...
1) The density of free electrons in gold is 5.90 x 1028 m-3. The resistivity of...
1) The density of free electrons in gold is 5.90 x 1028 m-3. The resistivity of gold is 2.44* x 10-80 m at a temperature of 20°C and the temperature coefficient of resistivity is 0.004 (°C)-1. A gold wire, 1.1 mm in diameter and 26 cm long, carries a current of 760 ma. The drift velocity of the electrons in the wire is closest to: A) 1.1 x 10-4 m/s B) 8.5 x 10-5 m/s 09 9.7 x 10-5 m/s...
Please show all the steps. thank you for your help Question) Estimate the drift velocity of an electron through the Al wire [R=0.0283 Ω, L= 1 m and μ=1.22x 10-3 m2/(V-s)]. The current flowing through...
Please show all the steps. thank you for your help
Question) Estimate the drift velocity of an electron through the Al wire [R=0.0283 Ω, L= 1 m and μ=1.22x 10-3 m2/(V-s)]. The current flowing through the wire is 3 A.
Question) Estimate the drift velocity of an electron through the Al wire [R=0.0283 Ω, L= 1 m and μ=1.22x 10-3 m2/(V-s)]. The current flowing through the wire is 3 A.
the emf provided by the battery is 12.6 V 1 Current Density and Drift Speed a)...
the emf provided by the battery
is 12.6 V
1 Current Density and Drift Speed a) (8 pts) A group of charges, each with charge q, moves with velocity v. The number of particles per unit volume is n. What is the current density J of these charges, in magnitude and direction? Make sure that your answer has units of Alm b) (8 pts) We want to calculate how long it takes an electron to get from a car battery...
The current density of a silver wire is 3.20x106 A/m² . If the current and the...
The current density of a silver wire is 3.20x106 A/m² . If the current and the drift velocity of the electrons through the wire is 2.00 A and 3.20x10-4 m/s respectively. . Part A - Find the diameter of the wire and the density of free electrons. 8.92x10-4 m 6.25x1028 8.92x10-4 m , 1.25x1027 6.31*10-4 m 6.25x1028 6.31*10-4 m , 1.25x1027 7.96x10-7 m , 1.25x1027
The current density of a silver wirele 2.50x100 A/m.If the current and the drift velocity of the electrons through the wirela 3.65A and 3.58 10 m/s respectively, Part A - Find the diameter of the wire and the denalty of free electrons. 1.36x10- m. 4.39x1028 O 1.36x10-3 m. 8.78x1026 O 9.64x10 m. 4.39x1026 9.64x104m.8.78x1026 1.86x10-6 m. 8.78x1026 Submit Request Answer Provide Feedback MacBook Air
An aluminum wire having a cross-sectional are equal to 530 X 10m carries a current of 7.00 A. The density of aluminum is 2.70 /em! Assume each aluminum atom supplies one conduction electron per atom. Find the drift speed of the electrons in the wre. 24.4719 X The equation for the rift velocity includes the number of charge carriers per volume, which in the cases qual to the number of atoms per volume. How do you calculate that if you...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge copper wire that is 2.05 mm in diameter carries 4.85 A of current. (a) How much time does it take for an electron to travel the length of the wire? (b) Repeat part (a) for 6-gauge copper wire (diameter 4.12 mm) of the same length that carries the same current. (c) More generally, how does changing the diameter of the wire that carries a...
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper wire carries a tiny current of 2.5 勺 @a ? m/s Submit Request Answer Part B Estimate the ourrent density Express your answer using two significant figures A/㎡ Submit Request Answer PartC Estimate the electric field in the wire. Express your answer using two significant figures V/m
Help please
Current Density and Drift Speed A group of charges, each with charge q, moves with velocity v^vector. The number of particles per unit volume is n. What is the current density J^vector of these charges, in magnitude and direction? Make sure that your answer has units of A/m^2. We want to calculate how long it takes an electron to get from a car battery to the starter motor after the ignition switch is turned. Assume that the current...
1) The density of free electrons in gold is 5.90 x 1028 m-3. The resistivity of gold is 2.44* x 10-80 m at a temperature of 20°C and the temperature coefficient of resistivity is 0.004 (°C)-1. A gold wire, 1.1 mm in diameter and 26 cm long, carries a current of 760 ma. The drift velocity of the electrons in the wire is closest to: A) 1.1 x 10-4 m/s B) 8.5 x 10-5 m/s 09 9.7 x 10-5 m/s...
Please show all the steps. thank you for your help
Question) Estimate the drift velocity of an electron through the Al wire [R=0.0283 Ω, L= 1 m and μ=1.22x 10-3 m2/(V-s)]. The current flowing through the wire is 3 A.
Question) Estimate the drift velocity of an electron through the Al wire [R=0.0283 Ω, L= 1 m and μ=1.22x 10-3 m2/(V-s)]. The current flowing through the wire is 3 A.
the emf provided by the battery
is 12.6 V
1 Current Density and Drift Speed a) (8 pts) A group of charges, each with charge q, moves with velocity v. The number of particles per unit volume is n. What is the current density J of these charges, in magnitude and direction? Make sure that your answer has units of Alm b) (8 pts) We want to calculate how long it takes an electron to get from a car battery...
The current density of a silver wire is 3.20x106 A/m² . If the current and the drift velocity of the electrons through the wire is 2.00 A and 3.20x10-4 m/s respectively. . Part A - Find the diameter of the wire and the density of free electrons. 8.92x10-4 m 6.25x1028 8.92x10-4 m , 1.25x1027 6.31*10-4 m 6.25x1028 6.31*10-4 m , 1.25x1027 7.96x10-7 m , 1.25x1027
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