The time variation of the charge passing by a conductor is given by q(t)=2t<+2t, where q is given in coulombs and t in seconds. The cross-sectional area of the conductor is 1.6 mm². Find the current density (in MA/m²) through the conductor at t= 3.5 s.

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Description: The time variation of the charge passing by a conductor is given by q(t)=2t<+2t, where q is given in coulombs and t in seconds. The cross-sectional area of the conductor is 1.6 mm². Find the current density (in MA/m²) through the conductor at t= 3.5

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Science

Physics

The time variation of the ch. sectional area of the conduc

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter9: Current And Resistance

Section: Chapter Questions

Problem 24P: A conductor carries a current that is decreasing exponentially with time. The current is modeled as...

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