question_answer

If V is the potential difference between the plates of parallel plate capacitor and d is seperation between plates, then the electrostatics energy per unit volume is :-

A)  \[{{\varepsilon }_{0}}\frac{{{V}^{2}}}{{{d}^{2}}}\]

B)  \[\frac{1}{2}{{\varepsilon }_{0}}\frac{{{V}^{2}}}{{{d}^{2}}}\]

C)  \[\frac{{{\varepsilon }_{0}}{{V}^{2}}}{2d}\]

D)  \[\frac{{{\varepsilon }_{0}}V}{2d}\]