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. Peat is composed of a) Clay and sand b) Decayed vegetable matter c) Inorganic silt and silty clay d) Synthetic chemicals 2 / 30 2. Overturning moment due to the pressure of the soil is 10 KN-m while the resisting moment is 5 KN-m. Find the factor of safety: a) 2 b) 1 c) 0.5 d) None of the above 3 / 30 3. 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 4 / 30 4. The assumption of Coulomb's theory is: a) Backfill is dry, homogeneous, isotropic, and cohesionless b) Rupture plane is linear and passes through the toe of the wall c) Sliding wedge acts as a rigid body, and the value of earth pressure is obtained by considering the equilibrium of the wedge d) All of the above 5 / 30 5. Angle of Internal friction is minimum for a) angular grained loose soil b) angular grained dense soil c) round drained loose soil d) clay 6 / 30 6. Bearing capacity of soil primarily depends upon: a) Air void b) Water content c) Chemical d) Rate of loading 7 / 30 7. Raising of water table in shallow foundations, near foundation level: a) Reduces bearing capacity b) Increases bearing capacity c) Does not affect bearing capacity d) Increases and then decreases bearing capacity 8 / 30 8. 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 9 / 30 9. Pile foundations are normally used in: a) Soft clayey soil b) Loose sandy soil c) Heavy loaded situations d) When required bearing area is not available 10 / 30 10. Void ratio, e, of a soil can a) Never be greater than one b) Be equal to zero c) Be greater than zero d) Be between 0 and 1 11 / 30 11. The process of compaction may involve a) Rolling b) Tamping c) Vibration d) Any of the above 12 / 30 12. The well in well foundation: a) Is normally left empty b) Filled with earth and consolidated c) Filled with water d) Filled with sand and consolidated on 13 / 30 13. 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 14 / 30 14. Negative skin friction is to be considered when: a) Fill settles relative to the pile b) Pile settles relative to the fill c) Fill and pile settle together d) Water table rises 15 / 30 15. The well foundation is normally used under: a) Industrial buildings b) Structures on river beds c) Tall buildings d) Offshore wells 16 / 30 16. The void ratio of soil is a) The ratio of voids to solids in volume b) The ratio of voids to gross volume c) The ratio of solids to voids in volume d) The ratio of solid volume to gross volume 17 / 30 17. The soil having minimum/least bearing capacity is: a) Moist clay b) Sandy soil c) Rock soil d) Silt clay 18 / 30 18. The percentage of the porosity of loose sand is in the range of a) 5 to 15% b) 15 to 30% c) 30 to 40% d) 40 to 50% 19 / 30 19. The rate of consolidation a) Increases with a decrease in temperature b) Increases with an increase in temperature c) Independent of temperature d) None of the above 20 / 30 20. The safe B.C. of a soil can be defined as: a) Ultimate load on the bearing area b) Load intensity beyond which the soil should not be loaded c) Load at which the soil fails d) Load beyond which the soil yields 21 / 30 21. The maximum size of a clay particle is a) 0.1mm b) 0.3mm c) 0.002mm d) 0.005mm 22 / 30 22. The minimum depth of the building foundation in: a) Sandy soil is 80 cm to 100 cm b) Clay soils is 90 cm to 160 cm c) Rocky soils is 5 cm to 50 cm d) All of the above 23 / 30 23. The critical exit gradient of the seepage of water in a soil is a) (1-e) / (G-1) b) (G+e) / (1+e) c) (G-1)/(1+e) d) None of the above 24 / 30 24. 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 25 / 30 25. The shear strength of a soil is proportional a) Directly to the angle of internal friction b) Directly to the tangent of the angle of internal friction c) Inversely to the angle of internal friction d) None of the above 26 / 30 26. Terzaghi's theory of one-dimensional consolidation assumes: a) Soil is homogeneous and fully saturated b) Water and soil particles are incompressible c) Deformation of the soil is entirely due to a change in volume d) All of the above 27 / 30 27. The neutral stress in a soil mass is a) Force per neutral area b) Force per unit effective area of the soil c) Stress shared by the particles of the soil d) Stress shared by the pore water 28 / 30 28. The bulk density of soil can be defined as a) Ratio of the weight of the solids to the volume of solids b) Ratio of unit weight of soil to that of water c) Unit weight of soil d) Unit weight of soil under saturated condition 29 / 30 29. Falling head permeability test is preferable when the soil sample is a) Clayey b) Silty sand c) Sandy d) Sandy gravel 30 / 30 30. * Angle of internal friction is minimum for: a) Angular grained loose soil b) Angular grained dense soil c) Round grained loose soil d) Clay 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