Question:
Three long wires carrying current 10 A 20 A and 30 A are
Last updated: 6/25/2023
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Three long wires carrying current 10 A 20 A and 30 A are placed parallel to each other as shown Point P and Q are in midway of wires What is ratio of magnetic field at P to the Q 30 A 1 02 1 03 2 02 3 2d 20 A 2d P 10 A