The lowest mode of a transversal electric field wave of frequency W propagates through a metallic rectangular waveguide (Ideal perfect conductor ) of dimension axb, asb. with dielectric parameters u,E a . Find the surface distributions of charge and current on the walls of the waveguide b. Show that the currents and charges found on part a are Interrelated by the continuity equation. c. Find Kc in 1,2. ( 1) EL, FT = - iKo K X V B2 , ET (2) B LET = LIK KE 2 17+ B 2, ET