Example Mohr's Circle (Part 2 of 3-OLD) - Principal Stress Calculations

From a channel Lumen includes in full: University-level lessons with worked examples in statics, dynamics, structural analysis, mechanics of materials and reinforced-concrete design, taught board-style.

A 7-minute video from structurefree's catalogue; the title names its topic.

Video by structurefree, played through YouTube's embedded player.