Each of the bodies shown is homogeneous and have a mass of 30 kg. Cable A 1.2 m 0.9 m 0.6 m Cable 30 800 N/m 1.5 m B 30 30 Fig. P4.1 Fig. P4.2 Fig. P4.3 Assume friction at all contact surfaces. Draw the fully dimensioned FBD for each body and determine the number of unknowns. Each of the bodies shown is homogeneous and has a mass of 30 kg. Assume friction at all contact surfaces. Draw the fully dimensioned FBD for each body and determine the number of unknowns. 0.1 m