College Physics (7th Edition)

Published by Pearson
ISBN 10: 0-32160-183-1
ISBN 13: 978-0-32160-183-4

Chapter 16 - Electric Potential, Energy, and Capacitance - Learning Path Questions and Exercises - Exercises - Page 591: 2

Answer

$4.8\times10^{-5}J$

Work Step by Step

$V=12V$ $q=-4.0\times10^{-6}C$ Work done = Potential difference $\times$ charge = $12\times (-4) \times 10^{-6}J$ = $4.8\times10^{-5}J$
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