Situation 3- A saturated specimen of cohesionless sand was tested under drained conditions in a triaxial compression test apparatus and the sample failed at a deviator stress of 420 kN/m² and the plane of failure made an angle of 62° with the horizontal. Find the magnitudes of the principal stresses. 19. Calculate the magnitude of the minor principal stress, in kPa. A. 269 C. 131.1 B. 210 D. 165.5 20. Calculate the magnitude of the major principal stress, in kPa. C. 551.1 A. 630 B. 689 D. 585.5 21. What would be the magnitude of the major principal stress (in kPa) at failure for another identical specimen of sand if it is tested under a cell pressure of 180 kN/m²? A. 461 C. 540 B. 636.7 D. 756.7

Situation 3- A saturated specimen of cohesionless sand was tested under drained conditions in a triaxial compression test apparatus and the sample failed at a deviator stress of 420 kN/m² and the plane of failure made an angle of 62° with the horizontal. Find the magnitudes of the principal stresses. 19. Calculate the magnitude of the minor principal stress, in kPa. A. 269 C. 131.1 B. 210 D. 165.5 20. Calculate the magnitude of the major principal stress, in kPa. C. 551.1 A. 630 B. 689 D. 585.5 21. What would be the magnitude of the major principal stress (in kPa) at failure for another identical specimen of sand if it is tested under a cell pressure of 180 kN/m²? A. 461 C. 540 B. 636.7 D. 756.7

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter10: Shear Strength Of Soil

Section: Chapter Questions

Problem 10.10P

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