What is the magnitude of the magnetic field on the surface of a wire carrying a...
What is the magnitude of the magnetic field on the surface of a wire carrying a current, 2 A if the magnetic field is the same at 0.0005 m inside the wire and 5 m outside the wire?
Note: Both radii are measured from the center of the wire.
A) 0.08 uT
B) 160 uT
C) 800 uT
D) 8.00uT
E) None of the above
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