Convert chain to femtometer
Please provide values below to convert chain [ch] to femtometer [fm], or Convert femtometer to chain.
How to Convert Chain to Femtometer
1 ch = 2.01168e+16 fm
Example: convert 15 ch to fm:
15 ch = 15 × 2.01168e+16 fm = 3.01752e+17 fm
Chain to Femtometer Conversion Table
| chain | femtometer |
|---|
Chain
A chain is a unit of length equal to 66 feet, or 22 yards.
History/Origin
The chain was developed by English surveyor Edmund Gunter in the early 17th century. It was designed to be a convenient length for surveying land.
Current Use
The chain is still used in some surveying applications and is the length of a cricket pitch.
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.