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Electro Chemistry — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryElectro Chemistry2 Marks
Question
What Is meant by resistance? Give its unit.
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Answer

Resistance is the opposition that a cell offers to the flow of electric current through it. $R \propto \frac{l}{A}$ The SI unit of R = Ohm $(\Omega)$

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