When the current through a circular loop is 6.0 A, the magnetic field at its center is 2.0 x 10-4T. VWhat is the radius of the loop?

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When the current through a circular loop is 6.0 A, the magnetic field at its center is
2.0 x 10-4T. What is the radius of the loop?
0.049 m
0.019 m
0.029 m
0.039 m
Transcribed Image Text:When the current through a circular loop is 6.0 A, the magnetic field at its center is 2.0 x 10-4T. What is the radius of the loop? 0.049 m 0.019 m 0.029 m 0.039 m
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