A sample of dry sand is subjected to a tri-axial test. The angle of internal friction is 33.2°. The minor principal stress is 219 KPa. Compute the effective normal stress in KPa at the point where shear occurs at the failure plane.

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Answer in three decimal places please
A sample of dry sand is subjected to a tri-axial
test. The angle of internal friction is 33.2°.
The minor principal stress is 219 KPa.
Compute the effective normal stress in KPa
at the point where shear occurs at the failure
plane.
Transcribed Image Text:A sample of dry sand is subjected to a tri-axial test. The angle of internal friction is 33.2°. The minor principal stress is 219 KPa. Compute the effective normal stress in KPa at the point where shear occurs at the failure plane.
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