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FIGURE 22-9 -A Long Straight Wire Carrying a 4-A Current Is Placed

Question 38

Multiple Choice

FIGURE 22-9 FIGURE 22-9 -A long straight wire carrying a 4-A current is placed along the x-axis as shown in Figure 22-9. What is the direction of the magnetic field at a point P, located at y = 0.02 m, due to this wire? A) into the plane of the page B) out of the plane of the page C) along the -x-axis D) along the +x-axis E) along the +y-axis
-A long straight wire carrying a 4-A current is placed along the x-axis as shown in Figure 22-9. What is the direction of the magnetic field at a point P, located at y = 0.02 m, due to this wire?


A) into the plane of the page
B) out of the plane of the page
C) along the -x-axis
D) along the +x-axis
E) along the +y-axis

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