Answer
$U = (4.9 \times 10^{-3}) J $
Work Step by Step
As,
$U = \frac{1}{2} C V^{2}$
$U = \frac{1}{2} (200 \times 10^{-12}) (7 \times 10^{3})^{2}$
$U = (4.9 \times 10^{-3}) J $
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 25 - Capacitance - Problems - Page 743: 60a
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