What Is This Tool?
This converter transforms electrical resistivity values from the unit circular mil ohm per foot to the SI standard ohm meter. It supports analyses in electrical power distribution, materials science, and geophysical surveys by converting between traditional and scientific unit systems.
How to Use This Tool?
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Enter the resistivity value in circular mil ohm per foot.
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Select the input unit as circular mil ohm/foot and output as ohm meter.
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Click the convert button to get the result in ohm meter.
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Use the converted value for precise design or analysis purposes.
Key Features
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Converts electrical resistivity from circular mil ohm/foot to ohm meter accurately.
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Supports unit conversion needed for scientific and engineering calculations.
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Enables compatibility with international standards using SI units.
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Provides clarity on conductor resistivity values for power and materials applications.
Examples
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5 circular mil ohm/foot converts to 8.31213056505e-9 ohm meter.
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0.1 circular mil ohm/foot converts to 1.66242611301e-10 ohm meter.
Common Use Cases
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Calculating conductor resistance using length and cross-sectional area in electrical wiring.
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Converting traditional resistivity units for power distribution and cable sizing.
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Supporting materials science research by expressing resistivity in SI units.
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Reporting soil or rock resistivity in geophysical and hydrogeological surveys.
Tips & Best Practices
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Ensure that the input cross-sectional area is in circular mils and length in feet when using circular mil ohm/foot.
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Check unit consistency carefully during conversions to avoid errors.
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Handle scientific notation values with attention to precision in calculations.
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Use converted ohm meter values to align with international and engineering standards.
Limitations
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The circular mil ohm/foot unit is specific to electrical conductors with circular mil cross-sections and length in feet, limiting its broader applicability.
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Conversion requires careful unit consistency to prevent rounding or precision errors.
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Ohm meter results may be very small and need careful handling of scientific notation.
Frequently Asked Questions
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Why convert circular mil ohm/foot to ohm meter?
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Converting to ohm meter enables compatibility with SI units used in scientific, engineering, and international standards for consistent and precise resistivity measurements.
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Where is circular mil ohm/foot commonly used?
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It is used in electrical conductor tables and power distribution design where resistance calculations relate to conductor size in circular mils and length in feet.
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What does the ohm meter unit represent?
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Ohm meter is the SI derived unit of electrical resistivity indicating how strongly a material opposes electric current flow, applicable across conductors, insulators, and semiconductors.
Key Terminology
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Circular mil ohm/foot
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A unit of electrical resistivity for conductors, defined as the resistance scaled to one circular mil cross-sectional area and one foot length.
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Ohm meter
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The SI derived unit of electrical resistivity quantifying material opposition to electric current flow.
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Resistivity (ρ)
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A proportionality factor relating resistance to conductor length and cross-sectional area via R = ρ·L/A.