3. 4 A 2 A Figure 3 Figure 3 shows two long straight wires x and y placed parallel to each other a distance of 1m apart, carrying currents of 4 A and 2 A in the same direction. Which of the following gives the correct value of the B-field due to the wires at a point midway between the wires if Ho = 4 n x 107 Hm" A 2.4 x 10* T B 8.8.0. x 10T 6.4 x 10*T D 8.0 x 10“ T.

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Chapter1: Units, Trigonometry. And Vectors
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13.
4 A
Figure 3
Figure 3 shows two long straight wires x
and y placed parallel to each other a
distance of Im apart, carrying currents of
4 A and 2 A in the same direction. Which
of the following gives the correct
value of the B-field due to the wires at a
point midway between the wires if
Ho = 4 Tt x 10" Hm'
A 2.4 x 10 T
B 8.8.0. x 10T
C 6.4 x 10**T
D 8.0 x 104 T.
Transcribed Image Text:13. 4 A Figure 3 Figure 3 shows two long straight wires x and y placed parallel to each other a distance of Im apart, carrying currents of 4 A and 2 A in the same direction. Which of the following gives the correct value of the B-field due to the wires at a point midway between the wires if Ho = 4 Tt x 10" Hm' A 2.4 x 10 T B 8.8.0. x 10T C 6.4 x 10**T D 8.0 x 104 T.
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