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Ohm square millimeter per meter (Ω·mm²/m)

Exactly 10⁻⁶ Ω·m. Used for wire and cable conductors.

What is an ohm square millimeter per meter?

Symbol
Ω·mm²/m
Quantity
Electric Resistivity
Unit system
SI
Definition
Exactly 10⁻⁶ Ω·m. Used for wire and cable conductors.
Exact
Yes, the value is exact by definition
Source
SI Brochure, 9th edition (BIPM, 2019)

Common applications

Used in metric wire and cable tables, since wire cross-sections are given in square millimeters.

Ohm square millimeter per meter in other electric resistivity units

Ohm square millimeter per meter quick reference

Ohm square millimeter per meter in other units
Ohm square millimeter per meterOhm meterMicroohm centimeterOhm centimeter
1 Ω·mm²/m= 0.000001 Ω·m= 100 µΩ·cm= 0.0001 Ω·cm
10 Ω·mm²/m= 0.00001 Ω·m= 1000 µΩ·cm= 0.001 Ω·cm
100 Ω·mm²/m= 0.0001 Ω·m= 10000 µΩ·cm= 0.01 Ω·cm
1000 Ω·mm²/m= 0.001 Ω·m= 100000 µΩ·cm= 0.1 Ω·cm

Where the ohm square millimeter per meter fits

The next smaller electric resistivity unit is the microohm-centimeter (µΩ·cm). 1 Ω·mm²/m = 100 µΩ·cm, and 1 µΩ·cm = 0.01 Ω·mm²/m.

The next larger electric resistivity unit is the ohm-centimeter (Ω·cm). 1 Ω·mm²/m = 0.0001 Ω·cm, and 1 Ω·cm = 10000 Ω·mm²/m.

Frequently asked questions

How many ohm-meters are in one ohm square millimeter per meter?
One ohm square millimeter per meter = 0.000001 Ω·m (ohm-meters).
How many microohm-centimeters are in one ohm square millimeter per meter?
One ohm square millimeter per meter = 100 µΩ·cm (microohm-centimeters).
How many ohm-centimeters are in one ohm square millimeter per meter?
One ohm square millimeter per meter = 0.0001 Ω·cm (ohm-centimeters).