Prob.11 Determine the largest weight of the oil drum that the floor crane can support without overturning. Also, what are the vertical reactions at the smooth wheels A, B, and C for this case. The floor crane has a weight of 300 lb, with its center of gravity located at G. (20 points) 10 ft X 30° 3 ft 2.5ft 4ft 2.5 ft B 1.5ft 2 ft