Question

solve part B please

2 0 + Oxy Os z CR la(b) A thin plate of a material is used in such a way that it experiences the following stress state (all values in MPa): orc cte (320 160 TranTyy R 0 = 160-1000 0 0 noen 2 Identify the principal stresses and ºn, and determine their orientation with respect to the direction of the applied tensile force. [6 marks) 5xx-Jyy C2

Answer 1

And Txz 32o 16 Go-loo Ту јуту? at try 22 My = - 100 Mpa 22 = 0 у = ko за E 320 MP4 ух = 160 L2 = Cy2 = Cax Cyo Principal stress Taxt ayy t 2. - 92) 2 - 32 - - Тео) - 32 - (-100) та 100 2 10 2 Ч. oo 15 37. oo 7 mp4 2. сах + 2 хи - 12 2 10. 2 су,оо 2 - - 159, so35 MP4 Е о 16 190 tanz Op = 20P 32 331 та 15 2) dan-ogy 2 xlso (320-(-1) 2