A box weighing 10 N rests on a horizontal table. A lightweight cord attached to the box passes through a cylindrical pulley with a mass of 1 kg and a diameter of 18 cm. A 6 N weight is suspended from the other end of the cord as shown in the image. After the system is released, determine the acceleration of the box.

• A. 0.93 m/s²
• B. 1.41 m/s²
• C. 2.81 m/s²
• D. 5.62 m/s²

Answer: (C)