Two long and parallel straight wires A and B carrying currents of 8.0 A and 5.0 A in the same direction are separated by a distance of 4.0 cm. Estimate the force on a 10 cm section of wire A, in newtons?

1solve :two_parallel_wires, using: [MagneticForce, MagneticFieldOfCurrents] do2  objects :wire_a, :wire_b34  take current_a: wire_a.current5  take current_b: wire_b.current6  take separation: wire_a.distance_from_the_wire(from: wire_b)78  deduce_from "a 10 cm section", wire_a.length_in_the_field => "10 cm"910  B = wire_b.field_near_a_wire(at: wire_a)11  force_on_a_section = wire_a.force_on_a_wire(by: wire_b, length: wire_a.length_in_the_field)1213  answer force_on_a_section:, in: "N", figures: 21415  conclusion "Parallel wires carrying currents in the same direction attract each other; the magnetic field from one wire acts on the other."16end