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
22
Aug
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 [...]