Answer
$C=3.5pF$
Work Step by Step
We can find the the capacitance as:
$C=\frac{q}{V}$
We plug in the known values to obtain:
$C=\frac{70\times 10^{-12}}{20}$
$C=3.5\times 10^{-12}=3.5pF$
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 739: 1a
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