7. Two long, straight wires are hanging parallel to each other and are 1 cm apart. The current in Wire 1 is 5 A, and the

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7 Two Long Straight Wires Are Hanging Parallel To Each Other And Are 1 Cm Apart The Current In Wire 1 Is 5 A And The 1 (45.67 KiB) Viewed 56 times

7. Two long, straight wires are hanging parallel to each other and are 1 cm apart. The current in Wire 1 is 5 A, and the current in Wire 2 is 10 A in the same direction. Which of the following best describes the magnetic force per unit length felt by the wires? (A) The force per unit length on Wire 1 is twice the force per unit length on Wire 2. (B) The force per unit length on Wire 2 is twice the force per unit length on Wire 1. (C) The force per unit length on Wire 1 is 0.0003 N/m, away from Wire 2. (D) The force per unit length on Wire 1 is 0.001 N/m, toward Wire 2. (E) The force per unit length on Wire 1 is 0.001 N/m, away from Wire 2.