Let d and s be two unequal lengths. Assume that charge is distributed on the z =
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Let d and s be two unequal lengths. Assume that charge is distributed on the z = 0 plane with a surface density
(a) Integrate σ to find the total charge Q on the plane.
(b) Show that the potential ϕ(z) produced by σ(ρ) on the z-axis is identical to the potential produced by a point with charge Q on the axis at z = −s.
Transcribed Image Text:
σ(ρ) = -qd 2π (p² + s²)3/2*
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