Question

in a medium the force of attraction between 2 point charges ,distance d apart,is Fwhat distance apart they should be kept in the same medium so the force becomes 3F

Answer 1

the initial situation suggests
For=kq1q2/r1^2

For force to be triple
3for=kq1q2/r2^2

Now dividing both equally
We get
r2=r1/√3

Answer 2

Hey mate, yours required answer is being solved in the above attachment, hopefully it helpful to you.