Two charges $q$ and $3 q$ are separated by a distance '$r$' in air. At a distance $x$ from charge $q$, the resultant electric field is zero. The value of $x$ is :

Question

$\frac{r}{3(1+\sqrt{3})}$

$\frac{(1+\sqrt{3})}{r}$

$\frac{r}{(1+\sqrt{3})}$

$r(1+\sqrt{3})$

Solution

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