A uniform line charge density of 5 nC/m is at y = 0, Z = 2m in frees pace, while -5 nC/m is located at y=0, Z= -2. A uniform surface charge density of 0.3 nC/m^2 is at y = 0.2m, and -0.3 nC/m^2 is at y= -0.2 .Find E at origin.
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