Question: Problem 3: (This problem is worth 15 points) A very long cable consists of a inner cylindrical h conducting tube of radius a carrying a

Problem 3: (This problem is worth 15 points) A very long cable consists of a inner cylindrical h conducting tube of radius a carrying a current / and a surface charge On per unit area, and a Z - - -.= second conducting tube of radius b carrying surface charge Ob = -0a (a/b) and current -1. Calculate the following quantities in the region Ob between the cylindrical tubes: a) Electric field E. b) Magnetic field B. c) Electromagnetic energy density u. d) Electromagnetic momentum density g. e) Total power passing down the tube at a fixed z value

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