Question

Determine the equivalent state of stress on an element at the same point oriented 60° clockwise with respect to the element shown in the figure below. Suppose that z = 155 MPa. Oy = 101 MPa. (Figure 1) Part A Determine oyectangular Snip Express your answer to three significant figures and include the appropriate units. HÅR O ? Value Units 04- Submit Request Answer Part B Determine oy. Express your answer to three significant figures and include the appropriate units. HAO 21 ? Oy = Value Units Submit Request Answer Figure 1 of 1 > Part C Determine Tay Express your answer to three significant figures and include the appropriate units. 75 MPa mo ? Units Toy = Value Submit Request Answer

Answer 1

Gwen I Try = 75MPa. Ja = 155MPa. Vy = 101 MPa 0 = 60° CW. PriGN CONVENTION FOR 0 = TACW = tue. I 's 0 = -60° * Ans A.) Ta' = TATY + Ta Ty 10520 + Try sin 20 = 1557101 + 155-101 Cons (2x6-60 +75 sin (2x1-60)) $ 128 + 27 cos (-128) +758in (-128) % - 4 - SH8 Hifa... Bo) Vyd = Voltry - Tax-Vy. 609 20 – Txy sin 20 = 155+101 - 155520cos (2xl-bő)) – 75 sis (2x(+60)) = 128 +276-cos(-120) —25 kiy 6=120) Ty' = 206.452 MPa. 7 ne c) Exy = - tox-ty) sis 20 + Truy cas28 3-(155-101) sis (2x -60°) + 756$(28-609) = -27 din 6-120°) +75 60$ (-12009 Tax'y' = -14.117 MPa, 7