For capacitors in series
1
1
1
1
1
-------- = --- + --- +
---- = --------------------------------------
Ctotal C1
C2 C3
(2.0 + 3.0 + 4.0) microfarad
Ctotal = 0.92 microfarad
Q = CV = 0.92 x 10 -6 F x 3.0 v =
2.8 x 10 -6 Coulombs
All the capacitors in series have the same
amount of charge.
The Correct Answer is B.
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