Kevin Zhou — Advanced E&M III Problem 2 · Kevin Zhou #E7.2
Physics · electromagnetism
Problem
Problem 7(Griffiths7.34). AfatwireofradiusacarriesaconstantcurrentI uniformlydistributed
over its cross section. A narrow gap in the wire, of width w ≪ a, forms a parallel plate capacitor.
Find the magnetic field in the gap, at a distance s < a from the axis.