Convert angstrom to foot (US survey)
Please provide values below to convert angstrom [A] to foot (US survey) [ft (US)], or Convert foot (US survey) to angstrom.
How to Convert Angstrom to Foot (Us Survey)
1 A = 3.28083333334646e-10 ft (US)
Example: convert 15 A to ft (US):
15 A = 15 × 3.28083333334646e-10 ft (US) = 4.92125000001969e-09 ft (US)
Angstrom to Foot (Us Survey) Conversion Table
| angstrom | foot (US survey) |
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Angstrom
The angstrom is a unit of length equal to 10⁻¹⁰ meters. It is not an SI unit.
History/Origin
In 1868, Swedish physicist Anders Jonas Ångström created a chart of the spectrum of sunlight in which he expressed the wavelengths in multiples of one ten-millionth of a millimeter. The unit was named after him.
Current Use
The angstrom is used to express the sizes of atoms, molecules, and the wavelengths of electromagnetic radiation, particularly in the fields of chemistry, spectroscopy, and crystallography.
Foot (Us Survey)
The U.S. survey foot was a unit of length defined as exactly 1200/3937 meters.
History/Origin
The U.S. survey foot was used for land surveying in the United States for most of the 20th century. Its use was officially phased out in 2022 to standardize with the international foot.
Current Use
The U.S. survey foot is now an obsolete unit.