Tamilnadu BoardEnglish MediumSTD 12ChemistryElectro Chemistry2 Marks
Question
Define Resistivity. Give its unit.
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Answer
p (rho) is called the specific resistance (or) resistivity and it is defined as the resistance of an electrolyte confined between two electrodes having unit cross sectional area and are separated by a unit distance. Unit of resistivity is Ohm metre (Ω m)
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