Infinite Line of Charge
The Electric Field produced by an infinite line of charge is:
- everywhere perpendicular to the line
- is proportional to the charge density
- decreases as 1/r.
- next lecture: Gauss’ Law makes this trivial!!
http://wug.physics.uiuc.edu/courses/phys112/fall98/acts/lect03/act03c/sld001.htm