A system of two circular co axial coils carrying equal currents I along same direction having equal radius R and separated by a

Question

A system of two circular co axial coils carrying equal currents I along same direction having equal radius R and separated by a distance R as shown in the figure below The magnitude of magnetic field at the midpoint P is given by 010 1 He 2 4 I 5 5 D R 3 8 1 5 5P 4 0

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