Convert femtometer to famn
Please provide values below to convert femtometer [fm] to famn [famn], or Convert famn to femtometer.
How to Convert Femtometer to Famn
1 fm = 5.61377245519487e-16 famn
Example: convert 15 fm to famn:
15 fm = 15 × 5.61377245519487e-16 famn = 8.4206586827923e-15 famn
Femtometer to Famn Conversion Table
| femtometer | famn |
|---|
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.
Famn
A famn is an obsolete Swedish unit of length, equivalent to 3 aln or about 1.78 meters.
History/Origin
The famn was the Swedish version of the fathom, based on the span of outstretched arms.
Current Use
The famn is no longer in use.