It has come to my attention that some questions remain regarding the distinctions between "2-D Mohr's
circle" and "3-D Mohr's circles." This is particularly applicable to problem 3-20. I think we all recognize
that you must use the stress cubic equation t
Texas A&M University
Department of Mechanical Engineering
Systems Approach cost, schedule, performance, safety, environment, ethics,
Down Select (performance, cost, & schedule)
Mohr's Circle Guidelines and Procedures
"ALL STRESS STATES ARE 3-DIMENSIONAL!"
1. Always draw stress cube.
include axes for coordinate system
sketch stress components in 'positive' directions based upon coordinate system
show all 3 normal stre