A 15.0 m long ladder leans against a wall at a point 9.0 m above a ground floor. The ladder is uniform and has mass M = 12.0 kg. The mass of the girl m = 55 kg. The mass of Assuming the wall is frictionless, but the floor is not, determine the coefficient of static friction exerted on the ground and determine the angle %3D %3D thoto of the ladder

A 15.0 m long ladder leans against a wall at a point 9.0 m above a ground floor. The ladder is uniform and has mass M = 12.0 kg. The mass of the girl m = 55 kg. The mass of Assuming the wall is frictionless, but the floor is not, determine the coefficient of static friction exerted on the ground and determine the angle %3D %3D thoto of the ladder

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.72P

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