Understand the type of problem you're dealing with

  • Beams

  • Trusses

  • Frames

    For example, trusses have all members as two-force members; however, frames do not necessarily have two-force members


  1. Statics
  • External Reactions β†’ Internal Reactions (internal forces)
  1. Loading diagrams [For each member]

04:06 Q5

  • Longitudinal force β‡’ Tension/Compression β†’ NFD
  • Lateral force β‡’ Bending + Shearing β†’ BMD + SFD

All inclined forces should be resolved to either longitudinal or lateral forces


35:02 Follow Q5