A motor supplies a constant torque or twist of M = 120 lb ft to the...

 

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A motor supplies a constant torque or twist of M = 120 lb ft to the drum. If the drum has a weight of 30 lb and a radius of gyration of ko = 0.8 ft, determine the speed of the 15-lb crate A after it rises s = 4 ft starting from rest. Neglect the mass of the cord. A 1.5 ft M = 120 lb-ft A motor supplies a constant torque or twist of M = 120 lb ft to the drum. If the drum has a weight of 30 lb and a radius of gyration of ko = 0.8 ft, determine the speed of the 15-lb crate A after it rises s = 4 ft starting from rest. Neglect the mass of the cord. A 1.5 ft M = 120 lb-ft