Two parallel long current carrying wire separated by a distance 2r are shown in the figure. The ratio of magnetic field at A to

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🧑‍🏫 Author: Aditya Bhatt Sir   |   🕒 Last Updated: July 13, 2025

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📘Question

Two parallel long current carrying wire separated by a distance 2r are shown in the figure. The ratio of magnetic field at A to the magnetic field produced at C is x /7 . The value of x is ___.       

                                                                      (JEE-2024)  

✅ Answer

Two parallel long current carrying wire separated by a distance 2r are shown in the figure. The ratio of magnetic field at A to the magnetic field produced at C is x /7 . The value of x is ___.       

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