Question

2 Using Symmetry to Calculate Electric Fields Question 8: The figure below shows three equal prsitive pokth chasgrs q equaly spaced on the yazis Calculate the electric feld E(r) at the point PriiMked on the p nǐtivez-ixi, by Sollo ing the steps now a) For each of the three charpes, draw atnd label the oocsespond- ing ladividual electric field vectors at point P b) Make au umt bd oul the symmetry of the peoblea why some compocents eances and others sdd. The ones that ennoel we casi simply lgnore e) Write down expressios for sits& anid coso in tetues ol d atd x e'L 1 tude of the electric fleld in terua of q, z, d d) For each of the three charges, write down the mags e) For each of the three charges, write down the z-compovent of the electric Geld in terms of g, z, and d. Why don't we need to calculate the v-compotents?

Answer 1

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