Help Please! a point charge q1=27 micro C is placed at x=0, while q2=3 micro C @ x=1. at what point other than infinity is the net force zero for a third (q3) point charge?

Question

shaima · Answer

what grade are u in
?

kl0723 · Answer

this is college physics

shaima · Answer

damn see im only 12 so i dont know this sorry lmao

irishboy123 · Answer

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impose a co-ordinate system, it's gotta lie on the x axis as shown.  

set up a quadratic using Coulomb's Law and solve.