Answer
0.15 mV.
Work Step by Step
Use Faraday’s law.
$$|\epsilon_{av}|=|\frac{\Delta \Phi_B}{\Delta t}|=A |\frac{\Delta B}{\Delta t }| $$
$$=\pi (0.011m)^2 \frac{8.0T-0}{20s} =1.5\times10^{-4}V$$
University Physics with Modern Physics (14th Edition)
by Young, Hugh D.; Freedman, Roger A.
Published by
Pearson
ISBN 10:
0321973615
ISBN 13:
978-0-32197-361-0
Chapter 29 - Electromagnetic Induction - Problems - Exercises - Page 982: 29.12
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