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 fresh, 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. Mechanical stabilization is done by a) Cement b) Lime c) Bitumen d) Proper grading 2 / 50 2. 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 3 / 50 3. The shear strength of a soil is a) Directly proportional to the cohesion of soil b) Directly proportional to the angle of friction of the soil c) Directly proportional to the normal stress d) All of the above 4 / 50 4. A plane inclined at an angle to the horizontal at which the soil is expected to stay in the absence of any lateral support is known as: a) Natural slope line b) The stable line c) Repose line d) All of the above 5 / 50 5. For a well-graded soil, the coefficient of curvature will be between: a) 1 and 10 b) 2 and 8 c) 3 and 7 d) 1 and 3 6 / 50 6. 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° 7 / 50 7. Active earth pressure is a) Always less than passive earth pressure b) Always greater than passive earth pressure c) Sometimes greater than passive earth pressure d) Equal to passive earth pressure 8 / 50 8. The finest size of soil particle is a) Clay b) Silt c) Sand d) Cobble 9 / 50 9. Bearing capacity of soil primarily depends upon: a) Air void b) Water content c) Chemical d) Rate of loading 10 / 50 10. 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 11 / 50 11. Honeycombed structure is found in a) Gravels b) Coarse sands c) Fine silt and clays d) Highly plastic clays 12 / 50 12. Soils are basically a) Organic materials b) Inorganic materials c) Mineral materials d) Organic and inorganic materials 13 / 50 13. The triaxial apparatus is usually used for a) Unconsolidated-untrained test b) Consolidated-untrained test c) Drained test d) All of the above 14 / 50 14. Passive earth pressure is defined as a) Retaining wall tends to move away from the backfill b) Retaining wall tends to move towards the backfill c) Retaining wall is in a stationary position d) All of the above 15 / 50 15. The principal stress is maximum on a) Minor principal plane b) Intermediate principal plane c) Major principal plane d) None of these 16 / 50 16. Stability of slopes can be increased by: a) Adopting gentle slopes b) Adopting great heights c) Storing water on one side d) Constructing on clay deposits 17 / 50 17. 'Drift' is the material picked up, mixed, disintegrated, transported, and repositioned by a) Wind b) Gravitational force c) Glacier water d) All of the above 18 / 50 18. Negative skin friction: a) Increases the load-carrying capacity of the pile b) Decreases the load-carrying capacity of the pile c) Neither increases nor decreases the load-carrying capacity of the pile d) All of the above 19 / 50 19. 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 20 / 50 20. 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 21 / 50 21. Combined footing is generally used when: a) Number of columns are more than two and are spaced far apart b) Number of columns are two and are spaced close to each other c) Number of columns are two and are spaced far apart d) None of the above 22 / 50 22. Talus' is the soil transported by a) Wind b) Water c) Glacier d) Gravitational force 23 / 50 23. The quantity of water seeping through a soil is a) Proportional to the head of water downstream b) Proportional to the head of water upstream c) Proportional to the total head loss d) None of the above 24 / 50 24. * Angle of internal friction is minimum for: a) Angular grained loose soil b) Angular grained dense soil c) Round grained loose soil d) Clay 25 / 50 25. The permissible settlement in the case of an isolated foundation on clayey soils is: a) 25 mm b) 45 mm c) 65 mm d) 85 mm 26 / 50 26. The effective stress in a soil is equal to a) Force per natural area b) Force per unit effective area c) Stress shared by the particles of the soil d) Stress shared by the pore water 27 / 50 27. The difference between plastic limit and shrinkage limit is called a) Fluidity index b) Relative consistency c) Plasticity index d) Shrinkage index 28 / 50 28. If the volume of voids is equal to the volume of solids in a soil, then the values of porosity and voids ratio respectively are a) 1.0 and 0 b) 0 and 1 c) 0.5 and 1 d) 1 and 0.5 29 / 50 29. Shearing strength of cohesionless soil depends upon a) Dry density b) Void ratio c) Loading rate d) Normal stress 30 / 50 30. Pick up the correct sequence of geological cycle for the formation of soil a) Transportation - Upheaval - Deposition - Weathering b) Transportation - Deposition - Weathering - Upheaval c) Weathering - Upheaval - Deposition - Transportation d) Weathering - Transportation - Deposition - Upheaval 31 / 50 31. The bottom plug in well foundation is used: a) To seal off the water b) For stable resting c) To transfer load from the steining to the soil d) Create a working place in the well 32 / 50 32. A phreatic line is defined as the line within a dam section below which there are a) Positive equipotential lines b) Positive hydrostatic pressure c) Negative hydrostatic pressure d) Negative equipotential lines 33 / 50 33. 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 34 / 50 34. Compression of soils occurs rapidly if voids are occupied by a) Air b) Water c) Partly air and partly water d) None of the above 35 / 50 35. Which sequence is correct regarding different coefficients of friction in increasing order? a) Kp-Ka-Ko b) Ka-Ko-Kp c) Ko-Kp-Ka d) Kp-Ko-Ka 36 / 50 36. The minimum number of piles needed to support a wall is: a) 1 b) 2 c) 3 d) 4 37 / 50 37. In hydrometer analysis, the principle used a) Newton's law b) Darcy's law c) Stoke's law d) Rehbann's law 38 / 50 38. The process of improving the engineering properties of the soil and thus making it more stable is known as a) Compaction b) Consolidation c) Stabilization d) None of the above 39 / 50 39. The angle between the maximum shear stress plane and the horizontal plane is equal to a) 15° b) 30° c) 45° d) 50° 40 / 50 40. Silts have the following property a) Plasticity b) Limited plasticity c) Limited or no plasticity d) Elasticity 41 / 50 41. The functional equation for specific gravity (G), water content (w), void ratio (e), and degree of saturation (Sr) is a) w = SrG / e b) e = Srw / G c) e = wG / Sr d) G = Swr / e 42 / 50 42. Which method is quickest to find the water content of soils? a) Oven dry method b) Alcohol method c) Calcium carbide method d) Sand bath method 43 / 50 43. In the case of a backfill with a sloping surface, the total active pressure on the wall of height H acts at: a) H/3 above the base parallel to the base b) H/3 above the base parallel to the sloping surface c) H/2 above the base parallel to the base d) H/2 above the base parallel to the sloping surface 44 / 50 44. The types of soil, which contain particles of almost the same size a) Uniform soil b) Uniformly graded soil c) Skip-graded soil d) Gap-graded soil 45 / 50 45. A wall constructed to retain the earth from slippage on the hillside of the roadway is called: a) Breast wall b) Retaining wall c) Parapet wall d) Wing wall 46 / 50 46. Wedge shape failure is assumed by: a) Coulomb b) Rankine c) Poncelet d) Terzaghi 47 / 50 47. Which of the following soils has the largest permeability? a) Sand b) Gravel c) Silt d) Clay 48 / 50 48. The maximum dry density occurs at a particular water content which is known as a) Optimum moisture content b) Maximum moisture content c) Low moisture content d) Water content 49 / 50 49. 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 50 / 50 50. Three phase diagram of soil represents a) Solids, pebbles, and clay b) Dust, fine sand, and coarse sand c) Solids, water, and air d) Solid volume and mass Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! LinkedIn Facebook Twitter 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Soil Mechanics MCQ PDF for Offline Study
