IMG_1247.heic In the figure, four long straight wires are perpendicular to the page, and their cross sections form a square of edge length a = 15.0 cm. Each wire carries The prefactor is: 8.20 A, and the currents are out of the page in wires 1 and 3 and into the page O 3.71 in wires 2 and 4. What is the net magnetic force per meter of wire length on wire 4? 7.73 OF 1.90 2 O 6.34 2 O 2.62 - a - O a a 4 O - a- O -X Previous