Question: Figure 26.38 shows some magnetic field lines associated with two parallel wires carrying equal currents perpendicular to the page. Are the currents in the same

Figure 26.38 shows some magnetic field lines associated with two parallel wires carrying equal currents perpendicular to the page. Are the currents in the same or opposite directions? How can you tell? The only currents in Fig. 26.38 are those in the two wires.

FIGURE 26.38 For Thought and Discussion 11

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