Answer
$emf=0.40V$
Work Step by Step
We know that;
$emf=\frac{\Delta \phi}{\Delta t}=\frac{B \Delta A}{\Delta t}$
We plug in the known values to obtain:
$emf=\frac{2.0(0.20\times 0.20)}{0.20}=0.40V$
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: 87a
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