Problem 30163.
A square frame is located in a uniform magnetic field perpendicular to the induction lines. When the magnetic field induction decreases at a speed of 20 mT, a current of 2A flows through the frame. What is the side of the frame if the resistance per unit length of the wire is 0.0005 Ohm/m?
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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