The drum has a weight of 70 lb and a radius of gyration of ko = 0.5 ft about its center of mass O. 0.375 ft Part A k = 75 lb/ft 0.75 ft If the 260-lb block is released from rest when the spring is unstretched, determine the velocity of the block after it has descended 5 ft. Express your answer to three significant figures and include the appropriate units. ? Vb = Value Units Submit Request Answer