Question

Figure 28.1 3 ←20 cm 10 cm I4 20 cm 12 4) A circular loop of radius 10 cm and three long straight wires carry currents of 11° 60 A, 20 A, 4) 13-10 A, and l4-10 A, respectively, as shown. Each straight wire is 20 em from the center of the loop. In Figure 28.1, the y-component of the resultant magnetic field at the center of the loop is closest to: A)+20 uT B) -20 T C)-15 HT D)-17HT B)+15 HT


A circular loop of radius 10cm and three long straight wires carry currents of I1= 60A, I2= 20A, I3=10A, and I4= 10A respectively.

The answer given us -17A, but I don't know how to get there.

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Info Putolad Vals V2. 시

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