Convert barn to square decimeter
Please provide values below to convert barn [b] to square decimeter [dm^2], or Convert square decimeter to barn.
How to Convert Barn to Square Decimeter
1 b = 1e-26 dm^2
Example: convert 15 b to dm^2:
15 b = 15 × 1e-26 dm^2 = 1.5e-25 dm^2
Barn to Square Decimeter Conversion Table
| barn | square decimeter |
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Barn
A barn is a unit of area used primarily in agriculture to measure land, especially for farming purposes.
History/Origin
The barn originated as a unit of measure in the 19th century, based on the amount of land that could be covered by a barn, roughly equivalent to 40 square rods or about 40 acres, and was used in land surveying and farming contexts.
Current Use
Today, the barn is largely obsolete as a formal measurement unit but is still used colloquially in agriculture to refer to land area, especially in the United States, often informally approximating 40 acres.
Square Decimeter
A square decimeter (dm^2) is a unit of area equal to the area of a square with sides of one decimeter (10 centimeters).
History/Origin
The square decimeter is derived from the decimeter, a metric unit of length, and has been used in metric measurements for expressing small to moderate areas, especially in scientific and engineering contexts since the adoption of the metric system.
Current Use
The square decimeter is used in various fields such as engineering, architecture, and science for measuring small surface areas, particularly where metric units are standard and precise measurements are required.