Problem #3 is for Questions #4-5 Problem #3: A copper wire with cross-sectional diameter of 1.13 mm carries a current of 2 A. If the number of electrons per cubic meter is 8 x 1028, calculate the (a) current density, and (b) drift velocity Question #5: What is the drift velocity? O 1.56 x 10-4 ○ 1.14x 10-4 221 x 10-4 1.97 x 10 10-42

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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Problem #3 is for Questions #4-5
Problem #3:
A copper wire with cross-sectional diameter of 1.13 mm carries a current of 2 A. If the number of electrons per cubic meter is sx 1028,
calculate the (a) current density, and (b) drift velocity
Question #5:
What is the drift velocity?
128
1.56 x 10-4 S
1.14 x 10-4
m
2 21 x 10-¹²
O 1.97 x 10-4
Transcribed Image Text:Problem #3 is for Questions #4-5 Problem #3: A copper wire with cross-sectional diameter of 1.13 mm carries a current of 2 A. If the number of electrons per cubic meter is sx 1028, calculate the (a) current density, and (b) drift velocity Question #5: What is the drift velocity? 128 1.56 x 10-4 S 1.14 x 10-4 m 2 21 x 10-¹² O 1.97 x 10-4
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