A battery of emf has an internal resistance of

PHYSICS · Subjective · CBSE · Physics · Current Electricity · Current Electricity

Problem

A battery of emf

12\,\text{V}

has an internal resistance of

1.5\,\Omega

. It is connected to a

4.5\,\Omega

external resistor. (a) Calculate the current in the circuit. (b) Find the terminal voltage of the battery while the current flows.