Two positive point charges, q1=+3.5x10-6 C and q2=+5.0x10-6 C, are located along the x – axis at x=-1.0 m and x=1.5 m respectively.

How far away from q2 must a third charge, q3=-2.5x10-6 C, be placed such that the net electrostatic force acting on it be zero?

Question

Two positive point charges, q1=+3.5x10-6 C and q2=+5.0x10-6 C, are located along the x – axis at x=-1.0 m and x=1.5 m respectively.

How far away from q2 must a third charge, q3=-2.5x10-6 C, be placed such that the net electrostatic force acting on it be zero?

michele_laino · Answer

I think, this is your situation:
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