3. An infinitely long uniform line charge is located at y=3, z= 3. If p₁ = 35 nC/m, Find E at point (3,4,2) 4. Four infinite sheet of charge are located as follows: 3nC/ m² at x= 3, -6nC/m² at x=-2, 4nC/ m² at x= 5 and -2nC/m² at x= 7. Find E at the origin.
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