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. "If Nf, Nd, and H are the total flow channels, the total number of potential drops and total hydraulic head difference, respectively, the discharge, q, through the complete flow is given by a) q = √H(Nf/Nd) b) q = KH(Nd/Nf) c) q = KH(Nf/Nd) d) q = KH√(Nf/Nd) 2 / 50 2. A soil that is fully consolidated under the existing overburden pressure is known as a) Normally consolidated soil b) Overconsolidated soil c) Underconsolidated soil d) None of the above 3 / 50 3. Units of the coefficient of permeability a) cm/sec b) sec/cm c) cm/sec^2 d) sec^2/cm 4 / 50 4. The strength of a soil is generally identified by a) Direct tensile stress b) Net stress c) Ultimate shear stress d) Direct ultimate compressive stress 5 / 50 5. The soil having minimum/least bearing capacity is: a) Moist clay b) Sandy soil c) Rock soil d) Silt clay 6 / 50 6. Which of the following soils will have the least value of the safe load? a) Sandstone b) Limestone c) Moorum d) Soft chalk 7 / 50 7. The specific gravity of sandy soils/gravel is a) <1.5 b) <2.0 c) >2.0 d) >2.5 8 / 50 8. 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 9 / 50 9. 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 10 / 50 10. Sheet pile walls are used as: a) Retaining walls for waterfront construction b) Load-bearing pile foundations c) Seepage preventing devices d) Uplift preventing devices 11 / 50 11. The coefficient of earth pressure for loose sand having an angle of internal friction of 30° is: a) 0.5 b) 1/3 c) 3 d) 1 12 / 50 12. The bearing capacity of a soil depends upon: a) Size of the particles b) Shape of the particles c) Cohesive properties of particles d) All of the above 13 / 50 13. 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 14 / 50 14. The position of the backfill lies above a horizontal plane at the elevation of the top of the structure is known as: a) Surcharge b) Surcharge angle c) Extra load d) Failure load 15 / 50 15. A fully saturated soil is called a) One phase system b) Two phase system with soil and air c) Two phase system with soil and water d) Three phase system 16 / 50 16. If s is the focal length of Kozeny's parabola and k is the coefficient of permeability, the seepage flow rate per unit length of the dam is given as a) q = k.s b) q = s/k c) q = k√v d) q = k/s 17 / 50 17. The length/diameter ratio of cylindrical specimens used in a triaxial test is generally a) 1 b) 1.5 c) 2 d) 2.5 18 / 50 18. The degree of saturation, Sr, of soil in percentage has a value a) Sr > 0 b) Sr ≤ 0 c) 0 < S < 100 d) 0 ≤ S ≤ 100 19 / 50 19. The bearing capacity of soil depends upon: a) Shape and size of the particles b) Cohesive properties of particles c) Internal frictional resistance of particles d) All of the above 20 / 50 20. 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 21 / 50 21. The relationship between void ratio (e) and porosity ratio (n) is a) n = e / (1-n) b) e = n / (1-n) c) e = (1+n) / (1-e) d) (1+e) / (1-e) 22 / 50 22. The percentage voids (n) has a value a) 0 < n < 100 b) Sr ≤ 0 c) n > 0 d) n ≤ 0 23 / 50 23. The reduction factor to the bearing capacity of soil due to the water table just below the footing is: a) 0.25 b) 0.50 c) 0.75 d) 1.00 24 / 50 24. Hygroscopic water can be removed by a) Gravity flow b) Free flow c) Heating d) All of the above 25 / 50 25. The compression resulting from long-term static load and resulting expulsion of water is known as a) Compaction b) Inverse swelling c) Consolidation d) None of the above 26 / 50 26. Cohesionless soils are formed due to a) Oxidation of rocks b) Leaching action of water on rocks c) Blowing of hot and cold wind d) Physical disintegration of rock 27 / 50 27. The angle between the maximum shear stress plane and the horizontal plane is equal to a) 15° b) 30° c) 45° d) 50° 28 / 50 28. 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 29 / 50 29. The degree of saturation in soils can be defined as the ratio of a) Water by weight to the dry soil weight b) Volume of water to the gross volume of soil c) Volume of water to volume of voids in soil d) Weight of the water to weight of the soil 30 / 50 30. Pile foundations are enormously used in: a) Bridge foundations b) Machine foundations c) Tall buildings d) Towers 31 / 50 31. Toe failure is most likely in the case of: a) Steep slopes b) Gentle slopes c) All inclinations d) Very steep slopes 32 / 50 32. The triaxial apparatus is usually used for a) Unconsolidated-untrained test b) Consolidated-untrained test c) Drained test d) All of the above 33 / 50 33. 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 34 / 50 34. If the water content of a fully saturated soil mass is 100%, then the voids will be a) Less than the specific gravity of soil b) Equal to the specific gravity of soil c) Greater than the specific gravity of soil d) Independent of the specific gravity of soil 35 / 50 35. 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 36 / 50 36. Soil in which some of the intermediate size particles are missing is known as a) Poorly graded soil b) Non-uniform soil c) Ill-proportioned soil d) Skip-graded soil 37 / 50 37. Generally, soils are considered as a) Single-phase system b) Two-phase system c) Three-phase system d) None of the above 38 / 50 38. Plasticity needle/Proctor needle is used to determine a) Plastic limit of the soil used in compaction b) Penetration resistance to control field compaction c) Penetration value of bitumen used in road construction d) Swelling index of black cotton soil 39 / 50 39. The dry density of soil can be defined as a) Weight of solids to the total volume of the soil b) Weight of the soil to the volume of the soil c) Unit weight of the soil to the unit weight of water d) None of the above 40 / 50 40. Westergaard's theory is more appropriate for a) layered soils b) homogeneous deposits c) anisotropic soils d) normally consolidated homogeneous soils 41 / 50 41. * For a properly designed footing, the bearing stress must be less than the bearing capacity, which is the bearing stress that causes a ......... failure within the foundation soil. a) Tensile b) Expected c) Unexpected d) Shear 42 / 50 42. Soils are basically a) Organic materials b) Inorganic materials c) Mineral materials d) Organic and inorganic materials 43 / 50 43. The failure plane a) Carries maximum shear stress b) Does not carry maximum shear stress c) Carries minimum shear stress d) None of the above 44 / 50 44. 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 45 / 50 45. Piping in soils is due to a) Low exit gradient b) Erosion of subsoil by high velocity of seepage flow c) Leakage of water through pipes laid in dams d) Passage of water through well-connected pores in soil. 46 / 50 46. The seepage force is proportional to a) Head loss b) Flow net c) Head at upstream d) Equipotential gradient 47 / 50 47. The water content of soils is defined as the ratio of a) Volume of water to that of voids b) Weight of water to the dry soil weight c) Volume of water to the gross volume of soil d) Weight of water to that of the soil 48 / 50 48. 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 49 / 50 49. Weathering of soils is caused by a) Periodical temperature changes b) Impact and splitting action of flowing water c) Impact and splitting action of plants and animals d) All of the above 50 / 50 50. Soil which contains particles of different sizes in good proportion is called a) Uniform soil b) Well-graded soil c) Consistent soil d) None of the above 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 Share the above MCQs:Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on X (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)
