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Energy per unit volume for a capacitor h...

Energy per unit volume for a capacitor having area A and separation d kept at a potential difference V is given by:

A

(a) `1/2 epsilon_0V^2/d^2`

B

(b) `(1V^2)/(2epsilon_0d^2)`

C

(c) `1/2 CV^2`

D

(d) `(Q^2)/(2C)`

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