Задача 30904.

An infinitely long wire, bent as shown in the figure, carries a current of 200 A. Calculate the magnetic induction at point O and show its direction in the figure. Arc radius 10 cm.

Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
If you have any questions regarding the solution, please write. I try to help.