Foot (ft)
Definition: A foot (ft) is an imperial unit of length equal to 0.3048 meters or 12 inches. It is widely used in real estate, construction, and aviation for measuring height and distances.
History: The foot has been used as a unit of length since ancient times, originally based on the length of a human foot. It was standardized to 12 inches in England during the 13th century.
Current Use: Feet are commonly used in the US, UK, and Canada for measuring heights of buildings, doorways, and human stature. It remains an important unit in architecture and sports field measurements.
Nanometer (nm)
Definition: A nanometer (nm) is one-billionth of a meter. It is commonly used in nanotechnology, semiconductor design, and physics to measure atomic-scale structures and wavelengths of light.
History: The nanometer gained importance in the 20th century as scientists developed electron microscopes and advanced microfabrication techniques. It became critical for measuring molecules and tiny electronic components.
Current Use: Nanometers are used in physics, materials science, and chip manufacturing. They help define the scale of microprocessors, DNA strands, and wavelengths in ultraviolet and X-ray light applications.
Quick Conversion Table Foot (ft) to Nanometer (nm)
1 Foot (ft) equal to 304,800,000 Nanometer (nm)
5 Foot (ft) equal to 1,524,000,000 Nanometer (nm)
10 Foot (ft) equal to 3,048,000,000 Nanometer (nm)
20 Foot (ft) equal to 6,096,000,000 Nanometer (nm)
30 Foot (ft) equal to 9,144,000,000 Nanometer (nm)
50 Foot (ft) equal to 15,240,000,000 Nanometer (nm)
75 Foot (ft) equal to 22,859,999,999.999996 Nanometer (nm)
100 Foot (ft) equal to 30,480,000,000 Nanometer (nm)