A charge with a surface density of σ = 10 nC / m² is uniformly distributed over a thin disk of radius R = 10 cm. Find the potential: a) in the center of the disk φ₀; b) at a point lying on the disk axis at a distance h = 8 cm from the disk plane φ.

Thank you for your purchase. If you have any questions, then write to the mail (see "Seller Information")