Scaling laws by degree of knownness

Very widely known

• Twice the surface area of half the volume
• Thousandfold lower mass of tenfold smaller machinery
• Twice the frequency of half sized machinery

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• Same absolute speeds for smaller machinery

Very poorly known (but very important)

• Higher throughput of smaller machinery
• Same relative deflections across scales

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• Lower stiffness of smaller machinery

External links

(It's a word: https://en.wiktionary.org/wiki/knownness)