Question

Two point charges A and B of charge +4mC and -1mC are placed at a distance 1m apart. The distance of the point on the line joining the charges and from the charge B,where the resultant electric field is zero,is​

Answer 1

Two point charges A and B of charge +4mC and -1mC are placed at a distance 1m apart. The distance of the point on the line joining the charges and from the charge B,where the resultant electric field is zero,is