A conductor shaped, as shown in the figure carries a current of 25,8 A. If r1=0,003 m, and r2=0,006 m, what is the magnitude and direction of the magnetic field at point O? (use pi = 3)
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A conductor shaped, as shown in the figure carries a current of 25,8 A. If r1=0,003 m, and r2=0,006...
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