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  1. RESISTANCE Definition & Meaning - Merriam-Webster

    3 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. Electrical resistance and conductance - Wikipedia

    Therefore, the resistance and conductance of objects or electronic components made of these materials is constant. This relationship is called Ohm's law, and materials which obey it are called ohmic …

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

    Jul 10, 2026 · The resistance of a wire is directly proportional to its length and inversely proportional to its cross-sectional area. Resistance also depends on the material of the conductor.

  5. 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 …

  6. What is Resistance? | Fluke

    Resistance is a measure of the opposition to the flow of current in an electrical circuit. It is influenced by the material's properties, length, cross-sectional area, and temperature. Electrical resistance is …

  7. 9.4: Resistivity and Resistance - Physics LibreTexts

    Jul 16, 2025 · The material can resist the flow of the charges, and the measure of how much a material resists the flow of charges is known as the resistivity. This resistivity is crudely analogous to the …

  8. Ohm - Wikipedia

    The ohm is defined as an electrical resistance between two points of a conductor when a constant potential difference of one volt (V), applied to these points, produces in the conductor a current of …

  9. 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.

  10. 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.