R2-49. The semicircular disk has a mass of 50 kg and is
Chapter 21, Problem R2-49(choose chapter or problem)
R2-49. The semicircular disk has a mass of 50 kg and is released from rest from the position shown.The coefficients of static and kinetic friction between the disk and the beam are = 0.5 and ik = 0.3, respectively. Determine the initial reactions at the pin A and roller B. used to support the beam. Neglect the mass of the beam for the calculation.
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