Figure 28.4 P2 125 A 1.2 m 30°7 y | P₁ 1.2 m 业不 1.0 cm 125 A X

University Physics Volume 1
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Chapter2: Vectors
Section: Chapter Questions
Problem 21CQ: What is wrong with the following expressions? How can you correct them? (a) C=AB , (b) C=AB , (c)...
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A copper wire carries a steady 125 A current to an electroplating tank (see Fig). Find the magnetic field due to a 1.0 cm segment of this wire at a point 1.2 m away from it, if the point is (a) point P1straight out to the side of the segment, and (b) point P2 in the xy-plane and on a line 30° at to the segment.

Figure 28.4
P2
125 A
1.2 m
30°7
y
|
P₁
1.2 m
业不
1.0 cm
125 A
X
Transcribed Image Text:Figure 28.4 P2 125 A 1.2 m 30°7 y | P₁ 1.2 m 业不 1.0 cm 125 A X
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