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A parallel plate capacitor has a uniform...

A parallel plate capacitor has a uniform electric field E in the space between the the plates. If the distance between the plates is d and area of each plate is A, the energy stored in the capacitor is

A

`1/2 epsilon_0E^2`

B

`E^2 Ad//epsilon_0`

C

`1/2 epsilon_0E^2Ad`

D

`epsilon_0EAd`

Text Solution

Verified by Experts

The correct Answer is:
C
`U=1/2 CV^2 =1/2 ((Aepsilon_0)/d) (Ed)^2`
`=1/2 epsilon_0 E^2 Ad.`
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