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| 1. |
Two parallel thin wires, each carrying current I are kept at a separation r from each other. Hence the magnitude of force per unit length of one wire due to the other wire is ______ . (A) μ₀I²/r² (B) μ₀I²/2πr (C) μ₀I/2πr (D) μ₀I/2πr² |
| Answer» CEXPLANATION:C is the ANSWER of this QUESTION | |