Unformatted text preview: 1.5 Insulatnr in an Electric Field A cylindrical piece cf insulating material is placed in an
external electric ﬁeld, as shcwn. The net electric ﬂu}:
passing thcugh the surﬁce cf the cylinder is: Answer: Because each field line entering the surface
also leaves the surface, there is no net flux through it. ...
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- Fall '08