A copper wire has a circular cross section with a radius of 1.01 mm. HINT (a) If the wire carries a current of 3.38 A, find the drift speed (in m/s) of electrons in the wire. (Take the density of mobile charge carriers in copper to be n = 1.10 x 1029 electrons/m3.) m/s (b) For the same wire size and current, find the drift speed (in m/s) of electrons if the wire is made of aluminum with n = 2.11 x 1029 electrons/m3. m/s
A copper wire has a circular cross section with a radius of 1.01 mm. HINT (a) If the wire carries a current of 3.38 A, find the drift speed (in m/s) of electrons in the wire. (Take the density of mobile charge carriers in copper to be n = 1.10 x 1029 electrons/m3.) m/s (b) For the same wire size and current, find the drift speed (in m/s) of electrons if the wire is made of aluminum with n = 2.11 x 1029 electrons/m3. m/s
College Physics
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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![A copper wire has a circular cross section with a radius of 1.01 mm.
HINT
(a) If the wire carries a current of 3.38 A, find the drift speed (in m/s) of electrons in the wire. (Take the density of mobile charge
carriers in copper to be n = 1.10 x 1029 electrons/m3.)
m/s
(b) For the same wire size and current, find the drift speed (in m/s) of electrons if the wire is made of aluminum with
n = 2.11 x 1029 electrons/m3.
m/s](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe33eab0c-4628-4632-8440-faa445b57ddb%2F47dd9471-7483-41b6-be12-1f26662b6684%2Fcz2ls0c_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A copper wire has a circular cross section with a radius of 1.01 mm.
HINT
(a) If the wire carries a current of 3.38 A, find the drift speed (in m/s) of electrons in the wire. (Take the density of mobile charge
carriers in copper to be n = 1.10 x 1029 electrons/m3.)
m/s
(b) For the same wire size and current, find the drift speed (in m/s) of electrons if the wire is made of aluminum with
n = 2.11 x 1029 electrons/m3.
m/s
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