A conductor has a cross-sectional area of 2.3×106 m² and the number of free electrons per unit volume is 8.5x 1028 electron/m³. When the current is 10.5 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6x 10-19 C. Select one: ОА 0.34 ОВ. 44.07 OC. 0.44 OD. 0.23 OE. 33.57

A conductor has a cross-sectional area of 2.3×106 m² and the number of free electrons per unit volume is 8.5x 1028 electron/m³. When the current is 10.5 A, find the drift speed (in mm/s) of the electrons. Use the charge of the electron to be 1.6x 10-19 C. Select one: ОА 0.34 ОВ. 44.07 OC. 0.44 OD. 0.23 OE. 33.57

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter23: Electric Fields

Section: Chapter Questions

Problem 23.2P: (a) Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of...

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