Resistance

From HvWiki

Useful resistances (as opposed to ohm's law)(which might be useful here anyway)

• 1 m of copper wire area 1 mm² (1.13 mm diameter) is 17 mΩ at room temperature
• 1 m of 1 gram per litre Copper Sulphate in a 3 mm diameter (1/8th inch) tube at room temperature is about ...
• 1 m of Nichrome 0.1 mm diameter is ...