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Problem 4 Magnetic field region Fig. 2 A long wire carrying 4.50 A of current makes two 90° bends, as shown in Fig.2. The ben

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Answer #1

F=ILB

L1 = 0.3 m; L2 = 0.6 m

F=ILBî+IL,B(-1)

F = 4.5*0.3 * 0.24 i +4.5*0.6* 0.24(-1) = 0.324 î+0.628(-1) N

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