Q2) Magnitude of the drift velocity of conduction electrons in a copper wire is 7.84 x 104 m/s and the number of conduction electrons per unit volume is n= 8.46 x 1028/m2. What is the electric field in the wire? (pcopper= 1.72 x 10-2.m)? %3D

Q2) Magnitude of the drift velocity of conduction electrons in a copper wire is 7.84 x 104 m/s and the number of conduction electrons per unit volume is n= 8.46 x 1028/m2. What is the electric field in the wire? (pcopper= 1.72 x 10-2.m)? %3D

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter21: Current And Direct Current Circuits

Section: Chapter Questions

Problem 17P

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Question

Q2)
Magnitude of the drift velocity of conduction electrons in a copper wire is 7.84 x 104
m/s and the number of conduction electrons per unit volume is n = 8.46 x 1028 /m
What is the electric field in the wire? (pcopper = 1.72 x 10- Q.m)?
A) 2.55x10 V /m
B) 1.83x10- Im
) 3.31x10 ' Im
C)
D) 3.01×10 'V /m
E) 1.00×10 'I Im

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