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What is the difference between resistivity and resistance?

April 26, 2017difference India Mathematics Physics resistance resistivity

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What is the difference between resistivity and resistance?

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Resistivity is a constant depending on the property of the material. It is defined as the resistance of the material per unit length when current flows across a unit area Rho = R (A/l) Resistance is the measured value when current flows across a resistor of any shape and size. R = Rho * (l/A).