Q. A 4.5 m long, non uniform beam weighing 750 N, supported by two weighing cables, is at rest in horizonal position as shown . The cable on the right has a tension of T1=650N.
The location of the center of gravity of the beam measured from its left end is?
Q. A 80 , 30--long rod hangs vertically on a frictionless, horizontal axle passing through its center. A 10 ball of clay traveling horizontally at 2.6 hits and sticks to the very bottom tip of the rod. To what maximum angle, measured from vertical, does the rod (with the attached ball of clay) rotate?