A 540 nc point charge is on the x axis at x 125 meter a, Ask an Expert

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A 5.40 nC point charge is on the x axis at x = 1.25 meter. A second point charge Q is on the x axis at -0.625 meter.

A) Find what must be the charge Q for the resultant electric field at the origin to be 50 N/C in the +x direction?

B) Find what must be the charge Q for the resultant electric field at the origin to be 50 N/C in the -x direction?

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