Convert femtometer to mile (Roman)
Please provide values below to convert femtometer [fm] to mile (Roman) [mi (Roman)], or Convert mile (Roman) to femtometer.
How to Convert Femtometer to Mile (Roman)
1 fm = 6.75765168900746e-19 mi (Roman)
Example: convert 15 fm to mi (Roman):
15 fm = 15 × 6.75765168900746e-19 mi (Roman) = 1.01364775335112e-17 mi (Roman)
Femtometer to Mile (Roman) Conversion Table
| femtometer | mile (Roman) |
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Femtometer
A femtometer is a unit of length in the metric system equal to 10^-15 meters. It is also known as a fermi.
History/Origin
The prefix "femto-" for 10^-15 was adopted by the CGPM (General Conference on Weights and Measures) in 1964. The unit is also named after the physicist Enrico Fermi.
Current Use
The femtometer is primarily used in nuclear physics to measure the size of atomic nuclei.
Mile (Roman)
The Roman mile (mille passus) consisted of 1,000 paces, which was about 1,480 meters.
History/Origin
The Roman mile was established by the Roman military and was used throughout the Roman Empire. A pace was considered to be two steps.
Current Use
The Roman mile is an obsolete unit of measurement.