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: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: No Do not refresh the page! 👍 All the best! 1 / 30 1. 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 2 / 30 2. 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° 3 / 30 3. The thickness of adsorbed layers of soil is measured in a) Angstroms b) cm c) mm d) Micron 4 / 30 4. Cement stabilizer is suitable for a) RCC b) Masonry c) Soil stabilization d) All of the above 5 / 30 5. Earth pressure at rest 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) All of the above 6 / 30 6. A soil sample contains a degree of saturation of 30%, find the percentage of air voids a) 70% b) 30% c) 60% d) 50% 7 / 30 7. * When water content in a soil is reduced beyond the shrinkage limit, the soil will be: a) Solid state b) Liquid state c) Semi-solid state d) Plastic state 8 / 30 8. 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 9 / 30 9. 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 10 / 30 10. The admixture used in soil stabilization is a) Cement b) Lime c) Bitumen d) Any of the above 11 / 30 11. Allowable bearing pressure for a foundation depends on: a) Allowable settlement only b) Ultimate bearing capacity of soil only c) Both allowable settlement & ultimate bearing capacity of soil d) None of the above 12 / 30 12. The difference between the undisturbed shear strength and remoulded shear strength is known as a) Thixotropy b) Dilatancy c) Remoulding less d) Degree of sensitivity 13 / 30 13. 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 14 / 30 14. Distribution of earth pressure with depth is: a) Parabolic b) Hydrostatic c) Non-linear but increasing d) Volume controlled 15 / 30 15. The specific gravity of sandy soils/gravel is a) <1.5 b) <2.0 c) >2.0 d) >2.5 16 / 30 16. Generally, soils are considered as a) Single-phase system b) Two-phase system c) Three-phase system d) None of the above 17 / 30 17. The value of net allowable bearing pressure is: a) Net safe bearing capacity b) Net safe settlement pressure c) Minimum of net safe bearing capacity and net safe settlement pressure d) Gross safe bearing capacity 18 / 30 18. '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 19 / 30 19. 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 20 / 30 20. If you are asked to classify soils into 3 categories, which of the following categorizations would you prefer? a) Clayey, Silty, and Sandy b) Clayey, Sandy, and Granular c) Clayey, Silty, and Loamy d) Coarse-grained, fine-grained, and highly organic 21 / 30 21. In the modified Proctor test, the drop height of the rammer is a) 30cm b) 45cm c) 60cm d) 75cm 22 / 30 22. 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 23 / 30 23. The critical exit gradient of the seepage of water in soils a) Increases with a decrease in the specific gravity b) Increases with an increase in the specific gravity c) Decreases with an increase in the liquid limit d) None of the above 24 / 30 24. 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) 25 / 30 25. In a sand stratum of 1.5m thickness, specific gravity 2.67, and voids ratio 0.67, the head required for the quick condition is equal to a) 2.5m b) 2.0m c) 1.5m d) 3.0m 26 / 30 26. Soils are basically a) Organic materials b) Inorganic materials c) Mineral materials d) Organic and inorganic materials 27 / 30 27. The length/diameter ratio of cylindrical specimens used in a triaxial test is generally a) 1 b) 1.5 c) 2 d) 2.5 28 / 30 28. Hydrometer readings are corrected for a) Temperature correction b) Meniscus correction c) Both a) and b) of above d) None of the above 29 / 30 29. 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. 30 / 30 30. The angle between the maximum shear stress plane and the horizontal plane is equal to a) 15° b) 30° c) 45° d) 50° Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score is Share your achievement! 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