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If two electric charges q and -2q are pl...

If two electric charges q and -2q are placed at distance 6a apart, find the locus of points in the plane of the charges, where the field potential is zero taking q as origin and the line joining the charges as x-axis.

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The correct Answer is:
`x^(2)+y^(2)+4ax-12a^(2)=0`
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