Magnetic Field of a Long Wire: A long wire carrying a 2.0-A current is placed along the y-axis. What is the magnitude of the magnetic field at a point that is 0.60 m from the origin along the x-axis? (?0 = 4? × 10-7 T ? m/A)
A. 0.67 µT
B. 1.3 µT
C. 0.12 µT
D. 6.7 T
E. 12 T
Answer: A
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