4 - Electromagnetics Workshop Week 4 Coulombs Law and...

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Unformatted text preview: Electromagnetics Workshop Week 4 Coulombs Law and Gausss Law Problem 1: Find the total force on the charge q at the origin for the charge configuration shown below. ( 29 ( 29 ( 29 2.5 2 3 3 2 2 1 1 3 4 4 9 y q x q dx dy x y -- - = + + x y x F l l ( 29 3 3 2 1 1 1 54.1 3.09 10 4 5 3 13 3 10 13 10 q q - =-- + +- -- F x y x y l l x y q 1 2.5 3 1 2 l l 1 Electromagnetics Workshop Week 4 Coulombs Law and Gausss Law Problem 2: A regular hexagon of charge density l with sides of length s is centered around the origin in the x-y plane. Find the electric field due to this charge on the z-axis. For the top side of the hexagon: ( 29 ( 29 ( 29 2 3 2 2 2 2 2 2 tan 30 4 2tan 30 s s s z x dx s z x +- -- = + + z x y E l ( 29 2 3 2...
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This note was uploaded on 10/25/2011 for the course ECE 2317 taught by Professor Staff during the Fall '08 term at University of Houston.

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4 - Electromagnetics Workshop Week 4 Coulombs Law and...

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