• Jan 27, 2026 engineering mechanics 0132915545 pes of forces: axial, shear, bending, torsional. Force vectors and their properties. Resultant of force systems. Equilibrium of forces. 2. Equilibrium of Bodies Conditions for equilibrium: sum of forces and moments equals zero. Free body diagrams (FBDs). Applications in beams, trusses, a By Owen Weissnat