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+Q Q
Q
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+Q
Q
Q
Q
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Q
E Q,
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V =
V E.
V Q
Q V.
C Q C
Q= .
C V
C
C=Q
V.
C
C=Q
V.
=
.
1pF=
1mF = 3
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A d V Q A d
C A C d
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d
A
A d C
C= 0A
d.
C= 0A
d
A d 0 0 = 8.85
C
2
2
0
2
3.00
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C C=0A/d C Q=
C = 0A
d =
8.85 F
m
1.00
2
1.00
3
= 8.85 9 = 8.85nF.
Q=
Q = =
8.85 9
3.00 3
=
3 6
E=V
d =
3 V
8 9 m = 9 6 .
d
E= V /d
d
d
C= 0A
d
C= 0A
d .
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3 6
6
8 6
6
6
6
6
6
6
8 6
6
E = V/d
V = E d
=
3 6
1
=
6
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Q =
= C
V
= ( 2.1) ( 8.85nF)
6.0 4
= 1.1mC.
d
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V =
V
Q
C= Q/V C
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= E0/E
( 2 )
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Q
C
C=Q
V.
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C= 0A
d
C= 0A
d,
C V
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2 3
3
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5 2
2
0F
2
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6
0
4 40 5