As shown in Figure VI.3, a square loop of wire, with a
Chapter , Problem 21AIP(choose chapter or problem)
Problem 21AIP
As shown in Figure VI.3, a square loop of wire, with a mass of 200 g, is free to pivot about a horizontal axis through one of its sides. A 0.50 T horizontal magnetic field is directed as shown. What current I in the loop, and in what direction, is needed to hold the loop steady in a horizontal plane?
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