Three parallel wires each carry current I in the directions shown in (gure 1). The separation between adjacent wires is (1. Figure 1 of1 V PartA Calculate the magnitude of the net magnetic force per unit length on the top wire. Express your answer in terms of I, d, and magnetic constant pg. m Muest Answer V PartB What is its direction? O Upward O Downward O The force is zero m Muest Answer Part C Calculate the magnitude of the net magnetic force per unit length on the middle wire. Express your answer in terms of I, d, and magnetic constant Mo- IVO AEQ ? Submit Request Answer V Part D What is its direction? O Upward O Downward The force is zero Submit Request AnswerV PartE Calculate the magnitude of the net magnetic force per unit length on the bottom wire. Express your answer in terms of I, d, and magnetic constant p0. Quest Answer V PartF What is its direction? O Upward O Downward O The force is zero uest