Question

MECH3211-Stress Analysis Tutorial Assignment #5 Thursday, June 13, 2019 Student ID# 1ofeI52 LO Name:O4BOLOALE OLULOADAMILULA DAN Problem 1: The 60° strain rosette is mounted on a beam. The following readings are obtained for each gage: E- 600(10 ), E - 700(10), and E , - 350(10). Determine (a) the in-plane principal strains and (b) the maximum in-plane shear strain and average normal strain. In each case show the deformed element due to these strains. ZA 60DC19 Ca7O0CIo Ea 350 CLO If you have insufficient space to complete the solation on this side of the page, plcase use the revene

Answer 1

novmal sto;n at that We know e is given by Ongle 60 C 60 En)e eEy)(E)cos 26 Ois in clw + Sn 2 Ε-60 κιΒ Ss 2 E 350 x106 + 2 -C S00x 10(E+)(-) +Vy G 3Ey + foox10

-2 Si 240 4O 240 + e-26 -6 -700X10 ExtE 2 6tEy- 4 2 -6 -700X10 Et 36y 4 -@) (o) (Eno16 or190 350 X10 - Ex + Ey + Ex- 2 2. Exc 350X10 bYom 2 600X10 -700 X10 Ex +3 -100 X10 2 2. 350x10 2 - 응(-275x) -100X10 36y Ey =133 33X1D bvom - 6 600 X10 350X10 -183. 33 X10 649.9975 x106 Vy 1501.105 X10 Stains Pvinciple *+6) ) that, E,,2 (Ex know we 96,- 050-193-3 166.671593- 034] +cocB4956 5이 10S1 + 8 79.852 X/0 -6 1593.0347 X20 49-991 - -713.182 X 10

b sheav stain (maximum shear stain); Vmax Know that we Ymar = 350+153.33) 2 +1501 105 mox ニ1593-034メ10 5HYain, Gavg avevage novmal Eavg 3 50-183-3 3 2 2 -6 83.335 x 10