Part A A uniform ladder 7.4 m long weighing 440 N rests with one end on the ground and the other end against a perfectly smooth vertical wall. The ladder rises at 59.0 . above the horizontal floor. A 780 N painter finds that she can climb 2.80 m up the ladder, measured along its length, before it begins to What force does the wall exert on the ladder? slip. Express your answer in newtons. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Climbing a medieval ladder. 0 8 - ? F = N Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part B Find the friction force that the floor exerts on the ladder. Express your answer in newtons. ? F = N Submit Request Answer Part C Find the normal force that the floor exerts on the ladder. Express your answer in newtons ? N = N Submit Request