distinguish between resistance and resistivity
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Resistivity is the property of theconductor due to which it offersresistance to the flow of current through it . It is measured by the resistance offered by 1m length of wire of that material of area of cross section 1 m2. Resistivity of thematerial depends only on its material and temperature.
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1.The resistivity of a material is the resistance of a wire of that material of unit length and unit cross-sectional area.
2.Resistance of a conductor is the obstruction offered by the conductor in the flow of current through it.
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