are placed parallel to each other and parallel to z-axis. The direction of current in W1 is outward and in W2 it is inward.
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In Fig Two long wires W1 and W2, each carrying current I, are placed parallel to each other and parallel to z-axis. The direction of current in W1 is outward and in W2 it is inward. are placed parallel to each other and parallel to z-axis. The direction of current in W1 is outward and [...]