They used their traditional slang of language when the talk to each other but they speak to other groups the use the language that is accepted by the people belonging to all three communities.
Figures 9.20(a) and (b) refer to the steady flow of a (non-viscous) liquid. Which of the two figures is incorrect ? Why ?
Figure 8.9 shows the strain-stress curve for a given material. What are (a) Young’s modulus and (b) approximate yield strength for this material?