Homework Help: Physics

Posted by David D. on Friday, September 3, 2010 at 6:03pm.

Two 10 cm diameter charged rings face each other, 20 cm apart. The left ring is charged to -20 nC and the right ring is charged to +20 nC.

Physics - drwls, Friday, September 3, 2010 at 6:07pm
You have not said what the question is, but if you want the force between them, use Coulomb's Law.
Physics - David D., Friday, September 3, 2010 at 6:09pm
Sorry
What is the force Fvec on a 1.2 nC charge placed at the midpoint?

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