+ + A flat slab of nonconducting material has thickness 2d, which is small compared to its height and breadth. As shown in the figure, the x axis is defined to be along the drection of the slab's thickness with the origin at the center of the slab. This slab density p(x) = -Po in the region carries volume charge a -dsx<0 and p(x)= +Po in the region 0 < xS +d. What is the electric field vector in the region x d/3? (Let p, be a positive constant). 2d Po E D) 3dpo I E) 4dpo 2dpo C) i B) 3dpo 280 380 A) 200 300 ++ - +++ ... 111

+ + A flat slab of nonconducting material has thickness 2d, which is small compared to its height and breadth. As shown in the figure, the x axis is defined to be along the drection of the slab's thickness with the origin at the center of the slab. This slab density p(x) = -Po in the region carries volume charge a -dsx<0 and p(x)= +Po in the region 0 < xS +d. What is the electric field vector in the region x d/3? (Let p, be a positive constant). 2d Po E D) 3dpo I E) 4dpo 2dpo C) i B) 3dpo 280 380 A) 200 300 ++ - +++ ... 111