One Long Wire Carries a Current of 30 a Along $\mu$

question 148

Multiple Choice

One long wire carries a current of 30 A along the entire x axis.A second long wire carries a current of 40 A perpendicular to the xy plane and passes through the point (0,4,0) m.What is the magnitude of the resulting magnetic field at the point y = 2.0 m on the y axis?

• A)4.0 \(\mu\)T
• B)5.0 \(\mu\)T
• C)3.0 \(\mu\)T
• D)7.0\(\mu\)T
• E)1.0 \(\mu\)T

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