In a semiconductor bar

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

Problem

In a semiconductor bar, a hole current of

+4.0\,\text{mA}

flows to the right while an electron current of

-4.0\,\text{mA}

flows to the left through the same cross-section. Determine the net electric current through that cross-section, giving both magnitude and direction.