# . Two point charges q1and q2are 3.00 m apart, andtheir total charge is 20 µC . (a) If the force of repulsionbetween them is 0.075N, what are magnitudes of the twocharges? (b) If one charge attracts the other with a force of0.525N, what are the magnitudes of the two charges? Notethat you may need to solve a quadratic equation to reach youranswer.

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter23: Electric Forces
Section: Chapter Questions
Problem 29PQ: Two particles with charges q1 and q2 are separated by a distance d, and each exerts an electric...
Question

. Two point charges q1
and q2
are 3.00 m apart, and
their total charge is 20 µC . (a) If the force of repulsion
between them is 0.075N, what are magnitudes of the two
charges? (b) If one charge attracts the other with a force of
0.525N, what are the magnitudes of the two charges? Note
that you may need to solve a quadratic equation to reach your