# Two parallel nonconducting rings with their central axes along a common line. Ring 1 has uniform charge q1 and radius R; ring 2 has uniform charge q2 and the same radio R. The rings are separated by distance d= 3.00R. The net electric field at point P on the common line, at distance R from ring 1, is zero. What is the ratio q1/q2?

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter24: Electric Fields
Section: Chapter Questions
Problem 30PQ: Find an expression for the magnitude of the electric field at point A mid-way between the two rings...
Question

Two parallel nonconducting rings with their central axes along a common line. Ring 1 has uniform charge q1 and radius R; ring 2 has uniform charge q2 and the same radio R. The rings are separated by distance d= 3.00R. The net electric field at point P on the common line, at distance R from ring 1, is zero. What is the ratio q1/q2?

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