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  1. RESISTANCE Definition & Meaning - Merriam-Webster

    2 days ago · The meaning of RESISTANCE is an act or instance of resisting : opposition. How to use resistance in a sentence.

  2. Resistance Formula – Definition, Derivation & Examples

    Oct 10, 2025 · The resistance formula (R = ρL/A) and Ohm’s Law (V = IR) are the foundations of electrical science. They explain how the resistance of a material depends on its dimensions, …

  3. RESISTANCE | English meaning - Cambridge Dictionary

    RESISTANCE definition: 1. the act of fighting against something that is attacking you, or refusing to accept something…. Learn more.

  4. Electrical resistance and conductance - Wikipedia

    Its reciprocal quantity is electrical conductance, measuring the ease with which an electric current passes. Electrical resistance shares some conceptual parallels with mechanical friction. The SI unit …

  5. Resistance | Ohm’s Law, Voltage, Current | Britannica

    Apr 30, 2026 · The ohm is the common unit of electrical resistance, equivalent to one volt per ampere and represented by the capital Greek letter omega, Ω. The resistance of a wire is directly …

  6. Electrical Resistance: What is it? (Symbol, Formula, AC vs DC ...

    Jul 11, 2021 · Resistance (also known as ohmic resistance or electrical resistance) is a measure of the opposition to current flow in an electrical circuit. Resistance is measured in ohms, symbolized by the …

  7. RESISTANCE Definition & Meaning | Dictionary.com

    Resistance means "refusal to comply with or accept something." An individual person can put up resistance against something she disagrees with or doesn't want to participate in.