268537
For a cell, the graph between thep.d.(V) across the terminals of the cell and the current I drawn from the cell is shown in the fig. the emf and the internal resistance of the cell is \(E\) and \(r\) repectively.
268537
For a cell, the graph between thep.d.(V) across the terminals of the cell and the current I drawn from the cell is shown in the fig. the emf and the internal resistance of the cell is \(E\) and \(r\) repectively.