two long wires hang vertically. wire 1 carries an upward current of 1.20 a. wire 2, 20.0 cm to the right of wire 1, carries a downward current of 4.20 a. a third wire, wire 3, is to be hung vertically and located such that when it carries a certain current, each wire experiences no net force. (a) is this situation possible? yes no is it possible in more than one way? yes no (b) describe the position of wire 3. distance cm direction ---select--- (c) describe the magnitude and direction of the current in wire 3. magnitude a direction ---select---