Answer to Question #328876 in Electricity and Magnetism for dana

Question #328876

The force between a 100 kg man and the Earth is 980 N. How close must two protons (1.6 X 10^-19 C) be to generate the same force?

Expert's answer

"d=\\sqrt{\\frac {kp^2}F}=0.5\\cdot 10^{-15}~m."

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