The maximum safe current in 12-gauge (2.1-mm-diameter) copper wire is 20 A. Find (a) the current density

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The maximum safe current in 12-gauge (2.1-mm-diameter) copper wire is 20 A. Find
(a) the current density
(b) the electric field under these conditions.

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Essential University Physics

ISBN: 978-0321976420

3rd Edition Volume 2

Authors: Richard Wolfsonby

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Question Posted: Feb 28, 2020 05:12 AM

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The maximum safe current in 12-gauge (2.1-mm-diameter) copper wire is 20 A. Find (a) the current density

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Given that Diameter at the copper wire is d 21 mm 21 x 10 m Current ...View the full answer

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