An infinitely long wire lies along the axis and carries a
Chapter , Problem 37(choose chapter or problem)
An infinitely long wire lies along the axis and carries a current of in the direction. A second infinitely long wire is parallel to the z axis and intersects the x axis at x _ 10.0 cm. (a) Find the current in the second wire if the magnetic field is zero at (b) What is the magnetic field at
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