How to solve this question A wire has a current density of 7.89 x 10° A/m?. If the cross-sectional area of the wire is 3.67 mm?, what current I does thewire carry?I =AWith this current, how much time t is required for 4.73 x 1020 electrons to pass any point on the wire?

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Answered: A wire has a current density of 7.89 x…

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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A wire has a current density of 7.89 x 10° A/m². If the cross-sectional area of the wire is 3.67 mm?, what current I does the wire carry? With this current, how much time t is required for 4.73 x 100 clectrons to pass any point on the wire?