The diagram shows the instant when a long slender bar of mass 4.8 kg and length 2.9 m is horizontal. At this instant the mass m= 6.2 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?

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To solve this problem we can use the principle of conservation of mechanical energy The system consi... View the full answer