Let's lay a co-axial cable, but square instead of circular. wire is square and very long, and the outer sheath is also a kind of square tube. Is the magnetic field expected to be zero on the outside? Justify.

Let's lay a co-axial cable, but square instead of circular. wire is square and very long, and the outer sheath is also a kind of square tube. Is the magnetic field expected to be zero on the outside? Justify.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 57P: A toroid with a square cross section 3.0cm3.0cm has an inner radius of 25.0 cm. It is wound with 500...

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Question

Let's lay a co-axial cable, but square instead of circular.
wire is square and very long, and the outer sheath is also
a kind of square tube.
Is the magnetic field expected to be zero on the outside?
Justify.

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