Answer
6.9 V
Work Step by Step
Use equation 21-9 to find the induced emf.
$$\epsilon=-L\frac{\Delta I}{\Delta t}$$
$$=-(0.16H)\frac{10A-25A}{0.35s}=6.9volts$$
Physics: Principles with Applications (7th Edition)
by Giancoli, Douglas C.
Published by
Pearson
ISBN 10:
0-32162-592-7
ISBN 13:
978-0-32162-592-2
Chapter 21 - Electromagnetic Induction and Faraday's Law - Problems - Page 621: 39
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