About 287,000 results
Open links in new tab
  1. Electrical resistivity and conductivity - Wikipedia

    Electrical resistivity (also called volume resistivity or specific electrical resistance) is a fundamental specific property of a material that measures its electrical resistance or how strongly it resists electric …

  2. Resistivity | Definition, Symbol, & Facts | Britannica

    Nov 28, 2025 · Resistivity, electrical resistance of a conductor of unit cross-sectional area and unit length. A characteristic property of each material, resistivity is useful in comparing various materials …

  3. 9.4: Resistivity and Resistance - Physics LibreTexts

    Jul 16, 2025 · Another intrinsic property of a material is the resistivity, or electrical resistivity. The resistivity of a material is a measure of how strongly a material opposes the flow of electrical current.

  4. What is Resistivity - Formula & Units » Electronics Notes

    Resistivity definition: The resistivity of a substance is the resistance of a cube of that substance having edges of unit length, with the understanding that the current flows normal to opposite faces and is …

  5. Electrical Resistivity – Definition, Formula, Unit & Solved Examples

    Electrical resistivity, also known as specific resistance, is the measure of a material’s ability to oppose the flow of electric current. It is denoted by the Greek letter ρ (rho).

  6. Resistivity: Definition, Formula, Unit & Symbol Explained

    Resistivity (ρ): It is the resistance offered by a material of unit length and unit cross-sectional area. The symbol of electrical resistivity is the Greek letter rho (ρ). This symbol is commonly used in physics …

  7. Resistance and Resistivity - HyperPhysics

    Although it is temperature dependent, it can be used at a given temperature to calculate the resistance of a wire of given geometry. It should be noted that it is being presumed that the current is uniform …

  8. Resistivity - Physics Book

    Nov 27, 2016 · Resistivity is essentially a constant that describes the resistability of a specific material with respect to the current that passes through it. Some materials will more readily allow the flow of …

  9. Resistance and Resistivity | Physics - Lumen Learning

    Explain the concept of resistivity. Use resistivity to calculate the resistance of specified configurations of material. Use the thermal coefficient of resistivity to calculate the change of resistance with temperature.

  10. Electrical Resistivity | Resistor Fundamentals | Resistor Guide - EE Power

    Electrical resistivity is a measure of a material’s property to oppose the flow of electric current. This is expressed in Ohm-meters (Ω⋅m). The symbol of resistivity is usually the Greek letter ρ (rho). A high …