Problem #4.20 The mass of the scoop is 220 kg. The scoop's center of mass acts at point G. Both the scoop and the hydraulic actuator BC are pinned to the horizontal member at B. The hydraulic actuator can be treated as a two-force member. Determine the magnitude of the forces exerted on the pins at B and D. [2550 N, 775 N] 0.6 m m 1 m 0.15 m 0.6 m 0.3 m Scoop