BRAINCAKEResistivity
Resistivity is a property of a type of material.
It is the general property of a material to resist the flow of electric current.
Its symbol is ρ rho and it is measured in Ωm.
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Key terms in this lesson
- number density
- The number of charge carriers, such as free electrons, per unit volume of a material.
More in Electrical Quantities
- Resistance
- Ohm's Law
- Example Question
- Current-Voltage Graphs
- Conduction and Drift Velocity
- Resistance and Temperature
- Semiconductors
- Current-Voltage Graph for Diodes
All 18 lessons in Electrical Quantities · All Edexcel AS-level Physics topics