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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 2 > Chapter 3 - Current Electricity > Two cells of equal emf and internal resistance r1 and r2 (r1 > r2) are connected in series. on connecting this combination to an external resistance R, it is observed that the potential difference across the first cell becomes zero. The value of R will be

Two cells of equal emf and internal resistance r1 and r2 (r1 > r2) are connected in series. on connecting this combination to an external resistance R, it is observed that the potential difference across the first cell becomes zero. The value of R will be

it is observed that the potential difference across the first cell becomes zero. The value of R will be Two cells of equal emf and internal resistance r1 and r2 (r1 > r2) are connected in series. on connecting this combination to an external resistance R