Three-dimensional rigid-body equilibrium3D
Guyed mast
Analyze spatial supports, cables, contact reactions, and six-equation rigid-body equilibrium.
Open the complete lessonCorrected spatial engineering studio
Geometry-linked 3DGuyed communication mast
Prescribe one guy pretension, solve the other two from moment equilibrium, then recover base reactions.
Engineering view
Orbit freely or snap to a projection.
XYZ vertical
Engineering model scope
Category
Three-dimensional rigid-body equilibrium
Idealization
Ideal spatial supports and connections are represented by their permitted reaction components.
Acceptance check
Check all six equilibrium equations, matrix rank, unilateral contact, and tension-only constraints.