cse โข paper_1 โข electrodynamics
[UPSC CSE 2018] Electrostatics and Magnetostatics (Q85, 10M)
A current carrying circular wire loop of radius 1.0 cm has a magnetic moment 2.0\,\mathrm{mJ/T}. Determine the magnetic field at an axial distance of 3.0 cm from the centre of the loop.
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