Physics, asked by Shanthakumar143, 10 months ago

The emf of a cell is balanced by a length of 120 cm of potentiometer wire. When the cell is shunted by a resistance of 10 Ω, the balancing length is reduced by 20 cm. Find the internal resistance of the cell.

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Answered by RJRishabh

9

here's the attached answer

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