Problem 31190.
A coil with a radius of 20 cm, through which a current of strength 5A flows, is freely established in a uniform magnetic field of intensity 1000 A/m. The coil was rotated relative to the diameter by an angle of 30°. Define work done.
Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
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