Electrical resistance
Description
Electrical resistance of an electrical conductor is the opposition to the passage of an electric current through that conductor and depends on: What material it is made of, its shape
Related formulasVariables
| R | Resistance (ohm) |
| ρ | Electrical resistivity (ohm*m) |
| l | Length of the conductor (m) |
| A | Cross section of the conductor (m2) |