29. Sources of Magnetic Field
Magnetic Force Between Parallel Currents
Multiple Choice
Multiple ChoiceTwo long parallel wires lie in the x-y plane, and each carry currents in opposite directions. Wire 1 lies along the line and carries a current in the positive x direction; wire 2 lies along the y = 0 line and carries a current in the negative x direction. What is the magnitude of the magnetic field at the point (, , )?
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