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An infinitely long, straight, cylindrical wire of radius R has a
uniform current density J = J2 in cylindrical coordinates.
%3D
What is the magnitude of the magnetic field at some point
Cross-sectional view
inside the wire at a distance r; < R from the wire's central
axis? Express your answer in terms of R, ri, Ho, and J.
J
B =
Side view
Incorrect

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