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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 22 - Current Electricity > Two cells having the same emf are connected in series through an external resistance R. Cells have internal resistances r1​ and r2​ such that (r1​ r2)​ respectively. When the circuit is closed, the potential difference across the first cell is zero, then the value of R is

Two cells having the same emf are connected in series through an external resistance R. Cells have internal resistances r1​ and r2​ such that (r1​ r2)​ respectively. When the circuit is closed, the potential difference across the first cell is zero, then the value of R is

the potential difference across the first cell is zero then the value of R is Two cells having the same emf are connected in series through an external resistance R. Cells have internal resistances r1​ and r2​ such that (r1​ r2)​ respectively. When the circuit is closed