Answer to Question #331178 in Electricity and Magnetism for Chickennuggets

Question

Three charges lie along the x-axis. The positive charge q1 = 15.0μC is at x = 2.00m and

the positive charge q2 = 6.00μC is at the origin. Where must a negative charge q3 be placed on

the x-axis such that the resultant force on it is zero?

Answer 1

$x=1.33~m.$