Uniform charge density over a surface
3. The figure show an edge-on view of a surface (in the middle) with some surface charge density sigma on it.
The E-field just above the surface is E = +2z[N/C].
Just below the surface it is E = -2z[N/C]
What is the charge density sigma on the surface?
https://brainmass.com/physics/applied-physics/uniform-charge-density-surface-591882
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Solution Summary
For a given electric field due to a uniformly charged surface, charge density is estimated.
$2.19