for the current segment shown below, if A(1,0,0), B(4,0,0) , I=17A. The magnetic field at P(-1,0,3) is A y B O a. 136.54 ay mA/m O b.81.92 ây mA/m Oc 682.71 ây mA/m Od.-136.54 åy mA/m
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