Answer
$1.3KA$
Work Step by Step
We can find the current as
$I=\frac{2\pi r B}{\mu_{\circ}}$
We plug in the known values to obtain:
$I=\frac{2\pi(0.50)(5.0\times 10^{-4})}{4\pi \times 10^{-7}}$
$I=1.3KA$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 22 - Magnetism - Problems and Conceptual Exercises - Page 794: 49
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