View PoliciesCurrent Attempt in ProgressThe figure gives the electric potential V(x) along a copper wire carrying uniform current, from a point of higher potentialVs = 8.00 µV at x = 0 to a point of zero potential at x, = 3.00 m. The wire has a radius of 2.30 mm, and copper has a resistivity1.69 x 10-8 Q-m. What is the current in the wire?%3Dx (m)NumberUnits(AM) A

Answered: Image /qna-images/answer/68a999f0-d1ee-490e-a3a5-57752ff61c71.jpg

The figure gives the electric potential V(x) along a copper wire carrying uniform current, from a point of higher potential V = 8.00 µV at x 0 to a point of zero potential at x, = 3.00 m. The wire has a radius of 2.30 mm, and copper has a resistivit 1.69 x 108Q-m. What is the current in the wire? %3D

The figure gives the electric potential V(x) along a copper wire carrying uniform current, from a point of higher potential V = 8.00 µV at x 0 to a point of zero potential at x, = 3.00 m. The wire has a radius of 2.30 mm, and copper has a resistivit 1.69 x 108Q-m. What is the current in the wire? %3D

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter28: Current And Resistance

Section: Chapter Questions

Problem 9PQ

See similar textbooks

Similar questions

Activity #3. Quantitative Problem Direction: Solve the problem as directed. Show your solution and write your answers on the box. (1) A silver wire 1.00 mm in diameter transfers a charge of 65.0 C in 1 hr. 15.0 min. Silver contains 5.0 x 1028 electrons per cubic meter. What is the current in the wire? What is the magnitude of the drift velocity of the electrons in the wire?
Y A rectangular block of metal of resistivity phas dimensions d x 2d x 3d. A potential difference V is to be applied between two opposite faces of the block. Part B What is the maximum current density Jax from Part A? Express your answer in terms of some or all of the variables V. p (the resistivity of the material), and d. View Available Hint(s) jmax Submit Part D Imax = IVE 15] ΑΣΦΑΛΟ Submit Previous Answers What is this maximum current? Express your answer in terms of some or all of the variables V, p (the resistivity of the material), and d. View Available Hint(s) VE ΑΣΦ Previous Answers ? X Incorrect; Try Again; 5 attempts remaining ?
A 1.0x10-3 electrons/s current in a 1.2-mm-diameter V/m electric field creates a 2.5x1017 aluminum wire. Part A What is the drift speed? Express your answer using two significant figures. Vd = m/s Submit Request Answer Part B What is the mean time between collisions for electrons in this wire? Express your answer using two significant figures. ? T =
Review | Constants Part A A 8.6x10-4 V/m electric field creates a 2.5x1017 electrons/s current in a 1.3-mm-diameter aluminum wire. The density of mobile electron of aluminium is 6.0 × 1025 /m What is the drift speed? Express your answer using two significant figures. > View Available Hint(s) va = m/s Submit Part B What is the mean time between collisions for electrons in this wire? Express your answer using two significant figures. • View Available Hint(s) Hνα ΑΣφ ?
An electrical conductor designed to carry large currents has a circular cross section 2.10 mm in diameter and is 13.0 m long. The resistance between its ends is 0.102 N. What is the resistivity of the material?5 Express your answer in ohm-meters. p= N.m Submit Request Answer Part B If the electric field magnitude in the conductor is 1.24 V/m, what is the total current? Express your answer in amperes. ? I = A Submit Request Answer Part C If the material has 8.5 x 1028 free electrons per cubic meter, find the average drift speed under the conditions of part B. Express your answer in meters per second. Πνα ΑΣΦ ? v = m/s
Please illustrate the problems. Only need the diagrams/ illustrations and not the answers In a given fluid, positive ions, each with three excess protons, move towards right at a steady rate of 4.5 x 1019 ions per minute and negative ions, each with two excess electron, move towards left at a steady rate of 2.5 x 1020 ions per minute. Determine the current directed to the right.An electric circuit has a battery with an EMF of 1.50 V. Its positive terminal is connected to its negative terminal by a copper wire in a circular loop having a radius of 0.500 m. Solve for the drift velocity in the wire if there is one free electron per copper atom.
QUESTION 1 A 200-km-long high-voltage transmission line 3.3 cm in diameter carries a steady current of 1000 A. If the conductor is copper with a free charge density of 8.50×1048 electrons per cubic meter, what is the drift velocity (in um/s) of the electrons? QUESTION 2 The terminals of a hattery are connected across two resistors in series The resistances of the resistors are not the same Which of the following statements are correct? Click Save and Submit to save and submit. Click Save All Answers to save all answers. ASUS E3 f10 12 f3 f4 f5 f6 f7 24 7 8.
(1) What is a definition of electric current? Label the variables. (2) Suppose that 1016 electrons pass through a cross-section of a wire each second. What is the current in the wire? (3) The current in a wire varies with time according to the relation / = 5+3t where I is in amperes andt is in seconds. What is the number of coulombs of charge that pass a cross section of the wire between t=3s and t=5s?
If 3.50 x 10 -3 kg of gold is deposited on the negative electrode of an electrolytic cell in a period of 2.93 h, what is the current in the cell during that period? Assume the gold ions carry one elementary unit of positive charge. 0.1582 Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. mA
tus or W tus (15%) Problem 1: Consider a wire made of copper with conductivity 6.0 x 107 02¹m¹, which has a circular cross-section of radius 0.17 mm. In a particular circuit, this wire carries a current of 2.5 A. Fequiere, Vanessa-vanessa fequiere@uconn.edu Completed Completed @theexpectta.com-Arackmg 10:2ZEN BALIMISTADA so may result in terminaisou your Expen TNI A 50% Part (a) What is the electric field, in volts per meter, inside this wire? E=1 sin() cotan() atan() cosh() cos() asin() acotan() tanh() Degrees Submit tan() acos() sinh() cotanh() Radians Hint E ( + VO Feedback 7 8 9 4 5 6 1 2 3 131 0 I give up! Feedback: 0% deduction per feedback. olanens sharing website is strictly forbidden. Doing Grade Summary Deductions Potential 0% 100% Submissions Attempts remaining: S (0% per attempt) detailed view Hints: 2% deduction per hint. Hints remaining: 1 50% Part (b) If we replace this wire with a gold one of the same size, with conductivity 4.1 x 1072 m, what will the electric field in…
HW Q1.Nichrome wire has resistivity p=1.5*106 (Q.m) calculate the following a. The resistance per unit length if the radius of wire is 0.321 mm? R-4.6 Ωm b. If the potential difference of 10 V is maintained across a 10m length of Nichrom wire ,what is the current ? I=2.2A Q2Silver wire with cross section area 0.923mm2 , the resistivity = 10.49g/cm and the molar mass M=107.9g/mol, if the current pass though the wire is 0.123mA, calculate : 1.The electron density 2.The current density 3.Drift speed (va=1.42*10-3 m/s) %3D (n=5.855*1028 e/m') (j-133.26A/m2 ) Q3.a.Calculate the current density for Aluminum wire has radius 1mm and current 1mA? 318.31A/m? b. Calculate the drift speed for electrons in the wire ? 3.29*108 m/s if the pAL-2.7*10 kg/m3 and if you know that one mole in the Aluminum has mass equal to 26.98g and there is one conduction for each Aluminum atome?
How long must a 0.64-mm-diameter aluminum wire be to have a 0.60 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. HA ? L = Value Units Submit Request Answer Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the appropriate units. ? I = Value Units