Home» Online Test » Civil Engineering » Soil Mechanics Online Test » Paper 1 » Paper 2 » Paper 3 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This is a FREE online test. Beware of scammers who ask for money to attend this test. Get New Questions in Each Attempt Total Questions: 50 Time Allotted: 50 minutes Passing Score: 70% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 50 1. The lateral pressure exerted by a uniform surcharge of intensity q per unit area is: a) q times the lateral pressure within the surface b) q/γ, where γ is the density of backfill c) 1/q times the lateral pressure within the surface d) None of the above 2 / 50 2. A foundation may be classified as spread foundation if: a) Depth to width ratio is more than 2 b) Depth to width ratio is less than 2 c) Length to width ratio is more than 2 d) Length to width ratio is between 1 and 2 3 / 50 3. For testing a saturated clay for shear strength, the test recommended is a) Direct shear test b) Triaxial compression test c) Unconfined compression test d) All of the above 4 / 50 4. Cement stabilizer is suitable for a) RCC b) Masonry c) Soil stabilization d) All of the above 5 / 50 5. The angle between the maximum shear stress plane and the horizontal plane is equal to a) 15° b) 30° c) 45° d) 50° 6 / 50 6. The length/diameter ratio of cylindrical specimens used in a triaxial test is generally a) 1 b) 1.5 c) 2 d) 2.5 7 / 50 7. Which of the following soils will have the least value of the safe load? a) Sandstone b) Limestone c) Moorum d) Soft chalk 8 / 50 8. A decrease in water content results in a reduction of the volume of a soil in a) Liquid state b) Plastic state c) Semi-liquid state d) All of the above 9 / 50 9. Terzaghi's analysis assumes: a) Soil is homogeneous and isotropic b) Elastic zone has straight boundaries inclined at (Theta = theta) to the horizontal and plastic zones fully developed c) Failure zones do not extend above the horizontal plane through the base of the footing d) All of the above 10 / 50 10. Well foundation in sandy soils derive their bearing capacity from: a) Skin friction b) Point bearing c) Uplift d) Skin friction & point bearing 11 / 50 11. The u/s face of an earthen dam is a) An equipotential line b) A phreatic line c) A flow line d) None of the above 12 / 50 12. *Coefficient of earth pressure at rest is: a) Less than active earth pressure but greater than passive earth pressure b) Greater than active earth pressure but lesser than passive earth pressure c) Greater than both active and passive earth pressure d) Lesser than both active and passive earth pressure 13 / 50 13. Pile foundations are enormously used in: a) Bridge foundations b) Machine foundations c) Tall buildings d) Towers 14 / 50 14. If the volume of voids is equal to the volume of solids in a soil mass, then the values of porosity and voids ratio, respectively, are: a) 1.0 and 0.0 b) 0.0 and 1.0 c) 0.5 and 1.0 d) 1.0 and 0.5 15 / 50 15. The factor of safety of embankments shall be: a) At least 1.0 b) At least 1.5 c) At least 2.0 d) At least 2.5 16 / 50 16. The active earth pressure of a soil can be defined as lateral pressure exerted by the soil when a) The retaining wall tends to move away from the backfill b) The wall moves into the soil c) The wall moves relative to the backfill d) Any of the above 17 / 50 17. The ratio of volume of air void to the volume of voids is known as a) Air content b) Wet porosity c) Percentage voids d) Degree of saturation 18 / 50 18. If the shearing stress is zero on two planes, then the angle between the two planes is a) 45° b) 90° c) 135° d) 180° 19 / 50 19. If the coefficient of permeability of a soil is 0.08 cm/sec, that soil will be a) Clay b) Silt c) Sand d) Gravel 20 / 50 20. Flow net can be used for the determination of a) Seepage flow rate b) Hydrostatic pressure c) Seepage pressure d) All of the above 21 / 50 21. If the sand in situ is in the densest state, then its relative density is a) Equal to zero b) Equal to one c) Between 0 and 1 d) Greater than 1 22 / 50 22. The shape & structure of an isobar is like a/an a) Onion b) Potato c) Pumpkin d) Turnip 23 / 50 23. If the soil stays at a place above the parent rock where it is produced, then it is called a) Stationary soil b) Static soil c) Residual soil d) Immobile soil 24 / 50 24. The passive earth pressure of a soil can be defined as lateral pressure exerted by the soil when the retaining wall tends to a) Move away from the backfill b) No movement relative to the backfill c) Move into the soil d) Any of the above 25 / 50 25. California Bearing Ratio test is used: a) To find the bearing capacity of the soil b) To find the thickness of a flexible pavement c) To find the ratio of ultimate bearing capacity to net bearing capacity d) None of the above 26 / 50 26. Which is the correct definition of soil in the geotechnical engineer's point of view? a) Soil is the top surface of the earth where plants can grow. b) Soil is the unconsolidated material consisting of particles produced by the disintegration of rock, which may or may not contain organic matter. c) Soil is the relatively thin surface zone that can contain moisture. d) None of the above. 27 / 50 27. The ratio of volume of voids to the total volume of the given soil mass is known as a) Porosity b) Void ratio c) Specific gravity d) Water content 28 / 50 28. Permeability of soil varies, a) Inversely as the square of grain size b) Inversely as the grain size c) Directly as of grain size d) Square of grain size 29 / 50 29. The tendency of dense sand to expand on the application of shearing load is known as a) Thixotropy b) Dilatancy c) Remoulding less d) Degree of sensitivity 30 / 50 30. Electrical analogy method is used to a) Find electrical conductivity of soil b) Draw flow net c) Find the depth to the water table d) Find the water content in a soil 31 / 50 31. The seepage flow through a porous medium is generally a) Turbulent b) Supercritical c) Transitional d) Laminar 32 / 50 32. The rise of the water table below the foundation influences the bearing capacity of soil mainly by reducing: a) Effective angle of shearing resistance b) Cohesion and effective unit weight of soil c) Effective unit weight of soil and effective angle of shearing resistance d) Cohesion and effective angle of shearing resistance 33 / 50 33. The direction of seepage is a) Parallel to equipotential line b) Perpendicular to equipotential line c) Parallel to flow line d) None of the above 34 / 50 34. The slope of the flow curve obtained in the liquid limit test is called a) Liquidity index b) Plasticity index c) Toughness index d) Flow index 35 / 50 35. A clay deposit subjected to pressure in the past which is more than the present overburden pressure is known as a) Normally consolidated soil b) Overconsolidated soil c) Underconsolidated soil d) None of the above. 36 / 50 36. In cohesive soils, the depth of the vertical cut up to which no lateral support is required is given by: a) 2c/γ b) 4c/γ c) 2γ/c d) 4γ/c 37 / 50 37. The internal molecular attraction of a soil is known as cohesion: a) Increases as the moisture content decreases b) Is more in well-compacted clays c) Depends upon the external applied load d) Decreases as the moisture content increases 38 / 50 38. If the resultant force at the face of the retaining wall is much more than frictional resistances at the bottom, the failure will be due to: a) Crushing b) Sliding c) Upthrust d) Overturning 39 / 50 39. The angle of repose of soil is defined as the angle that an inclined plane makes with the horizontal when a body placed on it just sliding is: a) maximum b) minimum c) average d) vertical 40 / 50 40. Degree of saturation of a soil is generally a) Above 100% b) Below zero c) Between 0% and 100% d) None of the above 41 / 50 41. The minimum net pressure intensity causing shear failure of the soil is called: a) Safe bearing capacity b) Net ultimate bearing capacity c) Net bearing capacity d) Ultimate bearing capacity 42 / 50 42. The wall constructed to resist horizontal pressure is: a) Main wall b) Partition wall c) Retaining wall d) All of the above 43 / 50 43. Hygroscopic water can be removed by a) Gravity flow b) Free flow c) Heating d) All of the above 44 / 50 44. The maximum differential settlement in the case of a foundation on clayey soils is: a) 10 mm b) 20 mm c) 30 mm d) 40 mm 45 / 50 45. Absorbed water in soil is a) Same as free water b) The water chemically combined in the crystal structure of the soil material c) Having free movement through the soil by gravity d) Water absorbed from the atmosphere by forces of attraction 46 / 50 46. For normally consolidated clay deposits, the stability analysis of slope by the following method is appropriate: a) Friction circle method b) Swedish circular arc method c) Stices method d) None of the above 47 / 50 47. An isobar is a line which connects the points of equal stress a) Below GL b) Above GL c) At GL d) Any of the above 48 / 50 48. Clays containing organic matter are made suitable for stabilization by first adding a small percentage of a) Hydrated lime b) Cement c) Calcium chloride d) Resins 49 / 50 49. Bleeder wells are required to a) Increase discharge from the main well b) Store drainage water c) Collect seepage water in dams d) Relieve pressure in impervious layers 50 / 50 50. As sheet pile walls are embedded in soil, for the design of: a) Active earth pressure only b) Earth pressure at rest only c) Passive earth pressure only d) Active and passive earth pressure both considered Please provide accurate information so we can send your Achievement Certificate by mail. 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