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Two positive charges q, and q, are aligned along the x axis and separated by distance d as shown in figure. q, is located at the origin.
The net electric field due to the particles is zero at x-d/4. If q,= 2 uC then
a) Find the magnitude of the charge q2
b) Find the electrical potential at x-d/2 due to two charges q, and q2 if d= 2 m.
p=106 k=8.99 109 N/m2C2
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