The diagram shows the instant when a long slender bar of mass 4.5 kg and length 3.1 m is horizontal. At this instant the mass m= 8.4 kg has a vertical velocity of 5.3 m/s. If the pulley has negligible mass and all friction effects may be ignored, what is the magnitude of the reaction force on the bearing A?

The diagram shows the instant when a long slender bar of mass 4.5 kg and length 3.1 m is horizontal. At this instant the mass m= 8.4 kg has a vertical velocity of 5.3 m/s. If the pulley has negligible mass and all friction effects may be ignored, what is the magnitude of the reaction force on the bearing A?

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 7.81P: Calculate the horizontal force P required to push the 85-lb lawn mower at constant speed. The center...

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