How far 2 proton be so that electrostatic force exerted. One on another is equal to weight of proton?
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The correct answer is 30
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F=mg
where m is mass of electron and g is the gravitational acc. F=kQ2/r2 , where Q is the charge, r is the distance, k is constant Deriving, the expression for distance is: r2=kQ2/mg you should get that r = 5m
where m is mass of electron and g is the gravitational acc. F=kQ2/r2 , where Q is the charge, r is the distance, k is constant Deriving, the expression for distance is: r2=kQ2/mg you should get that r = 5m
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