The figure below shows two parallel, straight wires that are very long. The wires are separated by a distance of 0.0350 m and carry currents of l₁ = 12.3A and 12 = 1.80 A. Find the magnitude and direction of the force that the magnetic field of wire 1 applies to a 1.5-m section of wire 2 when the currents have (a) opposite and (b) the same directions. Wire 1 Wire 2 12 Repulsion (a) Attraction (b) (a) Two long, parallel wires carrying currents l₁ and 12 in opposite directions repel each other. (b) The wires attract each other when the currents are in the same direction. (a) Direction Number Units N (b) Direction Number i ! Units N

The figure below shows two parallel, straight wires that are very long. The wires are separated by a distance of 0.0350 m and carry currents of l₁ = 12.3A and 12 = 1.80 A. Find the magnitude and direction of the force that the magnetic field of wire 1 applies to a 1.5-m section of wire 2 when the currents have (a) opposite and (b) the same directions. Wire 1 Wire 2 12 Repulsion (a) Attraction (b) (a) Two long, parallel wires carrying currents l₁ and 12 in opposite directions repel each other. (b) The wires attract each other when the currents are in the same direction. (a) Direction Number Units N (b) Direction Number i ! Units N