Circular Mil Ohm/Foot to Microhm Centimeter Conversion
Convert between Circular Mil Ohm/Foot and Microhm Centimeter quickly and accurately.
How to Convert Circular Mil Ohm/Foot to Microhm Centimeter
Conversion Formula
Example
Convert 15 CM·Ω/ft to μΩ·cm:
Unit Information
Learn about the electric resistivity units you're converting between
Circular Mil Ohm/Foot
CM·Ω/ft
Definition
A specialized unit of electric resistivity used in electrical engineering for wire and cable specifications. Combines the circular mil (area unit) with ohm per foot to express resistivity in terms of wire gauge and length.
History/Origin
Developed specifically for electrical wire and cable manufacturing in North America. The circular mil unit represents the cross-sectional area of a wire, making this unit practical for specifying wire resistivity in electrical applications.
Current Use
Extensively used in electrical wire and cable manufacturing, electrical engineering, and power distribution systems. Essential for calculating voltage drop, power loss, and conductor sizing in electrical installations.
Multiplier
2E-9
Offset
0
Microhm Centimeter
μΩ·cm
Definition
A very small unit of electric resistivity equal to one millionth of an ohm centimeter. Used for measuring extremely low resistivity materials such as highly conductive metals and alloys in precision applications.
History/Origin
Created for measuring very low resistivity materials in precision engineering and materials science. The microhm centimeter unit allows for accurate characterization of highly conductive materials like copper, silver, and aluminum.
Current Use
Essential in precision electrical engineering, semiconductor manufacturing, and materials research for measuring highly conductive materials. Used in quality control for electrical conductors, cables, and electronic components.
Multiplier
1E-8
Offset
0
Circular Mil Ohm/Foot to Microhm Centimeter Conversion Table
| Circular Mil Ohm/Foot [CM·Ω/ft] | Microhm Centimeter [μΩ·cm] |
|---|---|
| 1 CM·Ω/ft | 0.166243 μΩ·cm |
| 10 CM·Ω/ft | 1.662426 μΩ·cm |
| 25 CM·Ω/ft | 4.156065 μΩ·cm |
| 50 CM·Ω/ft | 8.312131 μΩ·cm |
| 100 CM·Ω/ft | 16.624261 μΩ·cm |
| 0 CM·Ω/ft | 0E+0 μΩ·cm |
| -10 CM·Ω/ft | -1.662426 μΩ·cm |
| -40 CM·Ω/ft | -6.649704 μΩ·cm |
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