Consider a current-carrying wire placed close to a current-carrying loop as shown in the figure. What is the magnitude of the torque exerted by the wire on the current-carrying loop?

• A. 1.6 × 10^-7 Nm
• B. 1.4 × 10^-7 Nm
• C. 1.6 × 10^-10 Nm
• D. 1.4 × 10^-10 Nm

Answer: (C)