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What are the two main tools that are used to quantify the effects of these internal forces? What are the standard S.I. And English based units for
What are the two main tools that are used to quantify the effects of these internal forces? What are the standard S.I. And English based units for reporting stress? What are the standard S.I. And English based units for reporting strain? What are the standard S.I. And English based units for reporting Youngs Modulus? What is significant about the slope of the straight part of the line on a stress - strain diagram? A) Which is stiffer, aluminum or glass? B) Why would aluminum be better than glass to build a structure? Are strength and stiffness the same? Why or why not? What is the primary difference between the strength of a structure and the strength of a material? Is a strong material stiff? 10. Why is a factor of safety used in engineering design? 11. What are stress concentrations, what causes them, and why should engineers be concerned about them? 12. How can adding material to a structure make it weaker? 13. What is the only kind of force rope can support? 14. W
