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Find electric field intensity E at P(0, 0, 1): (i) a point charge Q = 4πε0...

Find electric field intensity E at P(0, 0, 1): (i) a point charge Q = 4πε0 C at the origin; (ii) a line charge distribution with ρL = 2πε0 C/m on the x-axis with x ranging from -1 to +1 m.; (iii) a square surface charge distribution with ρS = 2ε0 C/m2 on the z = 0 plane with x and y both ranging from -1 to +1 m.; and (iv) a circular surface charge distribution with ρS = 2ε0 C/m2 on the z = 0 plane with the radius ρ ranging from 0 to +1 m.

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