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tion A1
The electric potential V(x) for a planar charge distribution is as follows:
(= (1 + 2)² =a< x < 0
-Vo(1+2) 0<x<a
- Vo
x > a
V(x) =
where Vo is the potential at the origin and a is a distance. Derive an expression for the corre-
sponding electric field Ē(x).

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