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Physics
Problem
A parallel-plate capacitor with air between its plates has capacitance
C
0
C_0
C
0
. Both the plate area and the plate separation are doubled. What is the new capacitance
C
C
C
in terms of
C
0
C_0
C
0
? a)
2
C
0
2C_0
2
C
0
b)
C
0
2
\dfrac{C_0}{2}
2
C
0
c)
C
0
C_0
C
0
d)
4
C
0
4C_0
4
C
0
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