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What is the Coulomb's force between two ...

What is the Coulomb's force between two `alpha`-particles separated by a distance of `3.2xx10^(-15) m`.

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`F=(9xx10^9)xx((2xx1.6xx10^(-19))xx(2xx1.6xx10^(-19)))/(3.2xx10^(-15))^2`
=90 N
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