Answer
$F = 0.18~N$
Work Step by Step
We can find the required external force:
$F = \frac{B^2~L^2~v}{R}$
$F = \frac{(1.2~T)^2~(0.10~m)^2~(5.0~m/s)}{0.40~\Omega}$
$F = 0.18~N$
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 898: 35f
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