3. (a) State why the concept of composite bodies can be used for calculating the centroid, center of mass, and center of
Posted: Wed Jun 08, 2022 6:47 am
3. (a) State why the concept of composite bodies can be used for calculating the centroid, center of mass, and center of gravity of a complicated body. Hint: equivalent system. (5 pts) (b) Locate the centroid of the cross-section area of the beam constructed from a channel and plate shown. Assume all corns are square and neglect the size of the weld at A. (10 pts) 350 mm 325 mm -20 mm 10 mm 325 mm