150 lb 40 30 X 45 80 lb 120 lb 2.27 The hydraulic cylinder BC exerts on member AB a force P directed along line BC. Knowing that P must have a 600-N component per- pendicular to member AB, determine (a) the magnitude of the force P, (b) its component along line AB. M A O Fig. P2.27 B 45 30 C