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Dirac found that the ratio of the electric force to the gravitational force of an electron-proton pair is roughly equal to the ratio of the age of the universe to the time it takes light to traverse an atom.

Dirac found that the ratio of the electric force to the gravitational force of an electron-proton pair is roughly equal to the ratio of the age of the universe to the time it takes light to traverse an atom.

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Attribution & collection notes
Author or tradition
Michael Flynn
Attribution: attributed
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Not established
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Historical period not yet established
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Contributor-provided quotation collection

Supplied reference C; CSV row 62146; supplied attribution, independently unverified

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