1.3 – STRESS TRANSFORMATION For each of the questions below, choose the best answer. The stress matrix and associated principal stresses are as given. Using this information choose the closest correct answer to 3 significant figures. Name Email 1. The first stress invariant is60.0 ksi-60.0 ksi40.0 ksi-40.0 ksiNone of the above2. The second stress invariant is100.0 ksi^{2}1,100.0 ksi^{2}-1,100.0 ksi^{2}500.0 ksi^{2}None of the above3. The third stress invariant is6,000.0 ksi^{3}60,000.0 ksi^{3}600.0 ksi^{3}8,000.0 ksi^{3}None of the above4. The stress σ_{xx} is22.0 ksi (T)22.0 ksi (C)Zero17.5 ksi (T)None of the above5. The maximum shear stress is25.0 ksi60.0 ksi40.0 ksi50.0 ksiNone of the above6. The octahedral normal stress is20.0 ksi (T)20.0 ksi (C)13.3 ksi (C)13.3 ksi (T)None of the above7. The magnitude of octahedral shear stress is17.0 ksi16.0 ksi18.0 ksi20.0 ksiNone of the above8. The magnitude of the stress vector on the plane whose outward normal makes the angle of 90^{o}, 45^{o}, 45^{o} to the principal coordinates is 14.4 ksi21.21 ksi15.81 ksi17.15 ksiNone of the above9. The magnitude of normal stress on the plane whose outward normal makes the angle of 90^{o}, 45^{o}, 45^{o} to the principal coordinates is10.0 ksi12.0 ksi20.0 ksi5.0 ksiNone of the above10. The magnitude of shear stress on the plane whose outward normal makes an angle of 90^{o}, 45^{o}, 45^{o} to the principal coordinates is10.0 ksi15.0 ksi25.0 ksi21.21 ksiNone of the aboveDo you have any comments or suggestions? Please email them to author@madhuvable.org Time is Up!Time's up