Answer
$I=20A$
Work Step by Step
We know that
$I=\frac{emf}{R}$
We plug in the known values to obtain:
$I=\frac{0.4}{0.020}=20A$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 30 - Induction and Inductance - Problems - Page 902: 87b
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