When parts of a vibrating system slide on a dry surface, the damping is: Viscous Coulomb Hysteretic None of the mentioned Determine the equivalent mass (meq) to be located at C for the transitional masses connected by a rigid bar as shown in Figure (below). Pivot point Take: m1 (kg) 2.50 m2 (kg) m3 (kg) 11 (m) 12 (m) 13 (m) 2.00 1.50 0.75 1.00 1.25