The figure shows a plot of terminal voltage 'V' verus the current 'I' of a given cell. Calculate from the graph (a) emf of the cell and (b) internal resistance of the cell.

A cell of emf epsilon and internal resistance r is connected across a variable resistor R. Plot a graph showing variation of terminal voltage V of the cell versus the current I. Using the plot, show how the emf of the cell and its internal resistance can be determined.

A cell of emf epsilon and internal resistance r is connected across a variable resistor R. Plot a graph showing variation of terminal voltage V of the cell versus the current I. Using the plot, show how the emf of the cell and its internal resistance can be determined.

A cell of terminal p.d. of 10 volts drives a current of 2 Amperes calculate the emf of the cell if its internal resistance is 0.5 ohm.

A cell of emf E and internal resistance r is connected across a variable resistor R. Plot a graph showing variation terminal voltage V of the of the cell Versus the current I. Using the plot,show how the emf of the cell and its internal resistance can be determined.

For a cell, the graph between the potential difference (V) across the terminals of the cells and the current I drawn from the cell is as shown in figure. Calculate the e.m.f. and the internal resistance of the cell.

For a cell, the graph between the potential difference (V) across the terminals of the cells and the current I drawn from the cell is as shown in figure. Calculate the e.m.f. and the internal resistance of the cell.

For a cell, the graph between the potential difference (V) across the terminals of the cells and the current I drawn from the cell is as shown in figure. Calculate the e.m.f. and the internal resistance of the cell.

A cell of emf 2V produces 0.3A current when connected to a resistor of 5Omega . Calculate the terminal voltage and internal resistance of the cell.

Draw a plot showing the variation of terminal voltage (V) v/s the current (I) drawn from the cell.