Unformatted text preview: A 3-4l-IC IS atx = D and a 72.0 uC charge lS atx = 4.5 cm: Let'l/ = D atr = no.
(a) At what point along the line Joining them IS the electrlcfleld zero? x= - 19.3 cm to At what points is the potential zero? = [IE cm (smallerx value) V. 10.9 cm (Iargerx value) X
X An electron starts from rest_oEl.5 cm from a fixed point charge with Q = -D.l25 nC. How fast will the electron be moving when it is very far away? -¥. ?.oDe+EIS mfs ...
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- Spring '07