If the direction of the resultant force acting on the eyebolt is defined by the unit vector uFR = cos 30j +sin 30k, determine the coordinate direction angles of F3 and the magnitude of FR. x 30 4 3 5 y z F2 600 lb F1 700 lb F3 800 lb Probs. 281/82/83

ME211- Statics Professor Mohammad Noori Homework Set #7 Solution Topic: Structural Analysis- Trusses, Method of...