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Physics, 22.07.2019 21:40 littlemoneyh

The central perpendicular axis through the ring is a z axis, with the origin at the center of the ring. what is the magnitude of the electric field due to the rod at (a) z ! 0 and (b) z ! & ? (c) in terms of r, at what positive value of z is that magnitude maximum? (d) if r ! 2.00 cm and q ! 4.00 mc, what is the maximum magnitude?

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