HELPPPPPP PLS NOW HUHU 2.) Using the principles of Mohrs circle, for the soil element sshown, determine the following.a) Mayimum principal stressb) Minimum principal stressC) Novmal Streas on plane ABd) Tangential Stress on plane AB1ookPaB25kPa45° 25KPG15450

Given an stress element Given σx=150 Kpa and σy=-100 Kpaand shear stress ζxy=-25…

Answered: D Using the principles of Mohrs cirole,…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A D. A- 业。。 T Normal 1Ingen m. Overskrift 1 Overskrift 2 Tittel Undertittel = A Velg Avsnitt Stiler 5 Redigering Stress path concepts 4. The initial mean effective stress on a soil is p'o and the deviatoric stress is q = 0. If the soil is a linear, isotropic, elastic material, plot the total and effective stress paths for the following axisymmetric undrained loading condition: a.) Ασ 0.5Δ01, Β ) Δσε -0.5 Δσι. (see example 8.2). D Fokus ritannia) e InternalNormal Tilgjengelighet: Undersak 11°C Sky Ho F10 F11 F12 F5 F8 F9 F3 F6 F7 F4 6. 8. 24 { T Y UI 5 #3E
A soil element is under the action of stresses shown below. At this condition obtain: a. The major and minor principle stresses and the planes on which they act. b. The stresses on a plane (A-A) inclined 30° from the horizontal. 100 kPa 30⁰ 35 kPa 20 kPa 35 kPa
ASAP
For the stressed soil element shown 1. Det. the major principal stress 2. Find the minor principal stress 3. Det. the normal stress on plane AB oy = 280kpa %3D 40kpa 40kpa Ox = 100 kpa Ox = 100kpa 40kpa 200 40kpa A Oy = 280 kpa
Using the principles of Mohr circle, for the soil elements shown, determine the following. a.)Maximum principal stress b.) Minimum principal stress c.) Normal Stress on plane AB d.) Tangential stress on plane AB
3. [Mohr's Circle] (: ). For the stressed soil element shown below, determine a. Major Principal Stress in psi. b. Minor Principal Stress in psi. c. Normal Stress at Failure Plane AE in psi. d. Shear Stress at Failure Plane AE in psi. 150 psi 60 psi D. 90 psi 60 psi 45° A B
SOIL STRESSES properties are e = 0.65 and G= 2.68. 5-3 Determine the effective stress at points A, B, and C in the following figure. Soil 5 Problems 28 %3D 28 0.30 m ses for 0.20 m C Water 0.15Im •B Soil 0.25 m A
Q#1. (a) Explain in detail the concept of Principle plane and Principle stress applied in soil in your own words. (b). Explain the Mohr-Columb Theory for the c-ø soil in your own words. Solve only part B
the angle of internal frictional of a cohesive soil which was tested using tria-axial shear apparatus is equal to 26.57. failure occurred when the shearing stress is 250 kPa and the normal stress is 480 kPa. a. determine the maximum principal stress at failure, in kPa. round off to two decimal b. deternmine the cohesion of the soil in kPa. round off to two decimal c. determine the deviator stress at failure in kPa.round off to two decimal
(a) Explain the principle of effective stress and its importance in geotechnical engineering. (b) For the soil mass shown in the figure, determine the equation for the effective stress at point A. The unit weight of the soil above the ground water table is yand below is ysat. (c) The water table is located at a depth of 3.0 m below the ground surface in a deposit of sand 11.0 m thick. The sand is saturated above the water table. The saturated unit weight of the sand is 20 kN/m³. Consider the unit weight of water as 9.81 kN/m³. Calculate the (a) the total stress, (b) the pore water pressure and (c) the effective stress at depths 0, 3, 7, and 11 m from the ground surface, and draw the pressure distribution diagram.
6. A cylindrical sample of soil is iso-tropically compressed at 150 KPa under drained condition. Subsequently, the axial stress was held constant and the radial stress was increased to 300 kPa under an undrained condition. (a) Calculate the initial mean effective stress and deviatoric stress. Create a graph with the x-axis as p, p' and the y-axis as q (p, q space). Plot these values in (p, ) space. (b) Calculate the increase in mean total stress and deviatoric stress. (c) Plot the total and effective stress paths (assume the soil is a linear, isotropic, elastic material). (d) Determine the slopes of the total and effective stress paths and the maximum excess porewater pressure for each space.
a sample of soil is subjected to two mutually perpendicular direet stresses of 80 kN/m² tensile and 50 kN/m compressive, together with a shear stress of 30 kn². The shear couple acting on planes carrying the 80 kN/m? stress is clockwise in effect. Find numerically: i) 01, and o3 ii) The maximum shear stress. iii) The direction of the planes on which these stresses act. Confirm your answer by means of a Mohr's stress circle diagram, and from the diagram determine the magnitude of the normal stress on a plane inclined at 20° counterelockwise to the plane on which the 50 kN/m? stress acts.

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D Using the principles of Mohrs cirole, for the soil elements shown, detevmine the following. a) Mayimum principal stress b) Minimum principal stress C) Novmal Streas on plame AB d) Tangentidl Stress on plane AB lookfa 25KFa 25KPQ 45° 45 450