Define internal resistance of a cell.

Define internal resistances of a cell. explain how the internal resistance of a aprimary celle can be determined using a Potentiometer.

Define internal resistance of cell and find an expression for it.

Name the device used for the measurement of internal resistance of a cell.

Find relation between emf and internal resistance of a cell.

Derive the expression for internal resistance of a cell.

What is the internal resistance of a cell due to?

Statement - (A) : Series combination of cells is preferred when external resistance is large compared to internal resistance of cell. Statement - (B) : Parallel combination of cells is preferred when external resistance is small compared to the internal resistance of each cell.