FIGURE 25-2
-Fig. 25-2 shows a steady electric current passing through a wire with a narrow region. What happens to the drift velocity of the moving charges as they go from region A to region B and then to region C?

Question

FIGURE 25-2 
-Fig. 25-2 shows a steady electric current passing through a wire with a narrow region. What happens to the drift velocity of the moving charges as they go from region A to region B and then to region C?

Quizplus · Accepted Answer

The drift velocity increases from A to B due to the narrowing of the wire, which causes the current density to increase. As the wire widens again from B to C, the drift velocity decreases.

FIGURE 25-2 -Fig. 25-2 Shows a Steady Electric Current Passing Through a Passing