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AIPMT 2011 Physics and Chemistry Solved Paper
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© examsnet.com
Question : 69
Total: 100
A parallel plate condenser has a uniform electric field
E
(
V
/
m
)
in the space between the plates. If the distance between the plates is
d
(
m
)
and area of each plate is
A
(
m
2
)
the enrgy (joules) stored in the condenser is :
E
2
Ad
∕
E
0
1
2
E
0
E
2
E
0
EAd
1
2
∈
0
E
2
A
d
Validate
Solution:
U
=
1
2
c
v
2
U
=
1
2
(
A
E
0
d
)
(
E
d
)
2
=
1
2
A
∈
0
E
2
d
© examsnet.com
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