Physics, 14.12.2019 01:31 bossboybaker
Auniform ladder 7.0 m long weighing 450 n rests with one end on the ground and the other end against a perfectly smooth vertical wall. the ladder rises at a 60.0 degrees above the horizontal floor. a 750 n painter finds that she can climb 2.75 m up the ladder measured along its length, before it begins to slip. what is the friction force and normal force that the floor exerts on the ladder?
Answers: 3
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