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QUIZ XIII COULOMB S LAW CONTINUOUS CHARGE DISTRIBUTION A thin ring radius b is uniformly charged total charge Q a b a b Determine the ELECTRIC FIELD E 0 0 z magnitude and direction at a field position 0 0 z along the axis of the ring z 0 SHOW ALL WORK CLEARLY 7 Determine E 0 0 z in the limit z b COMMENT 3 SOLUTION See LECTURE NOTES and EXAMPLE 27 5 p 829 in text E 0 0 z kQ z z2 b2 3 2 uz In the limit z b E 0 0 z kQ z2 uz Far from the ring the electric field is the electric field due to a point charge Q Why
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