Question

Particle 1 with charge q1, and particle 2, with a charge q2, are on the x axis, with particle 1 at x = awith and particle 2 at x= -2a. For the net force on a third charged particle, at the origin to be zero q1and q2must be related by q2=:
A) 2q1
B) 4q1
C) -2q1
D) -4q1
E) -q1/4

Answer

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