Two Identical Ladders Are 3

question 29

Multiple Choice

Two identical ladders are 3.0 m long and weigh 600 N each.They are connected by a hinge at the top and are held together by a horizontal rope,1.0 m above the smooth floor forming a symmetric "A" arrangement.The angle between the ladders is 60° and both ladders have their center of gravity at their midpoint.What is the tension in the rope?

• A) 240 N
• B) 300 N
• C) 220 N
• D) 260 N
• E) 280 N