You are on a pirate ship and being forced to walk the plank (Figure 1). You are standing at the point marked C. The plank is nailed onto the deck at point A, and rests on the support 0.75 m away from A. The center of mass of the uniform plank is located at point B. Your mass is 62 kg and the mass of the plank is 45 kg.

You are on a pirate ship and being forced to walk the plank (Figure 1). You are standing at the point marked C. The plank is nailed onto the deck at point A, and rests on the support 0.75 m away from A. The center of mass of the uniform plank is located at point B. Your mass is 62 kg and the mass of the plank is 45 kg.