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An electron is moving round the nucleus of a hydrogen atom in a circular orbit of radius r . Find the coulomb force $\;\overrightarrow{F}\;$ between the two


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Answer :  $\;-\large\frac{ke^2}{r^3}\;\overrightarrow{r}$
Explanation :
$\overrightarrow{F}=\large\frac{k e (-e)}{r^3}\;\overrightarrow{r}$


answered Jan 30, 2014 by yamini.v
edited Mar 24, 2014 by meenakshi.p

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