Question: The annular surface 1 cm < < 3 cm, z = 0, carries the nonuniform surface charge density s = 5 nC/m 2

The annular surface 1 cm < ρ < 3 cm, z = 0, carries the nonuniform surface charge density ρ_s = 5ρ nC/m². Find V at P(0, 0, 2 cm) if V = 0 at infinity.

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