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Standard XII
Physics
Energy of a Capacitor
Question
Electrostatic energy of
3.5
×
10
−
4
J
is stored in a capacitor at
700
V
. What is the charge on the capacitor ?
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Solution
Verified by Toppr
Given :
u
=
3.5
×
10
−
4
J
,
V
=
700
V
u
=
1
2
Q
V
Q
=
2
u
V
=
2
×
3.5
×
10
−
4
700
Q
=
10
−
6
C
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Electrostatic energy of
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