Question: A single square loop of wire 22.0cm on a side is place with its face parallel to the magnetic field between the pole pieces of

A single square loop of wire 22.0cm on a side is place with its face parallel to the magnetic field between the pole pieces of a larger magnet. When 6.30 A flows in the coil, the torque on it is 0.325m-N. what is the magnetic field strength?

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