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A charge Q is filled in a spherical volu...

A charge Q is filled in a spherical volume of Radius R . Use the concept of energy density , find energy stored inside the charge volume.

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`x lt R , E (x) = (1)/(4pi epsilon_(0)) (Q)/( R^(3)) x `
`:. U _(IN) int dU = int _(x=0)^(x=R) (1)/(2) epsilon_(0)E_((x))^(2) xx 4 pi x^(2) dx= (1)/(5) xx (Q^(2))/( 8 pi epsilon_(0)R)`
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