4 ms·

> The new measurement puts the proton's radius to around 0.833 femtometers, which is 4 percent less than the previously accepted figure. How is 4 percent less

> The new measurement puts the proton's radius to around 0.833 femtometers, which is 4 percent less than the previously accepted figure. How is 4 percent less equal to 0.833?

slavik81 7y ago
0.96 * 0.842 = 0.808 1.04 * 0.833 = 0.866 Well, that rules out the obvious possibilities.
- jonsen 7y ago
  0.842 is also an experimental result, not the official figure.
  - slavik81 7y ago
    I should probably have reread the full section. It's more clear in context that 0.96 * 0.8768 = 0.842.
jonsen 7y ago
4% less than the official figure of 0.8751 fm.