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. Which of the following is responsible for the shear resistance in soils? a) Intergranular friction b) Cohesion and adhesion between the soil particles c) Both (a) and (b) of the above d) None of the above 2 / 30 2. The angle of internal friction for cohesive soils is equal to: a) Zero b) 30° c) 45° d) 15° 3 / 30 3. The types of compaction suitable for cohesionless soil having large thickness are a) Roller b) Rammer c) Vibrator d) Vibrofloatation 4 / 30 4. The types of compaction suitable in a congested area for cohesive as well as cohesionless soil are a) Roller b) Rammer c) Vibrator d) Vibrofloatation 5 / 30 5. The reduction factor to the bearing capacity of soil due to the water table at a depth equal to the width of the footing below the footing is: a) 0.25 b) 0.50 c) 0.75 d) 1.00 6 / 30 6. To what category do the gravel and sand belong? a) Cohesive soil b) Cohesionless soil c) Marine soil d) Expansive soil 7 / 30 7. The angle between the directions of the failure and the major principal plane is equal to: a) 90° + effective angle of shearing resistance b) 90° + half of the angle of shearing resistance c) 45° + half of the angle of shearing resistance d) 45° - half of the angle of shearing resistance 8 / 30 8. *Earth pressure acting at a height of ..... in case of inclined surcharge is: a) h/2 from the base of the wall b) h/3 from the base of the wall c) h/4 from the base of the wall d) h/5 from the base of the wall 9 / 30 9. The maximum pressure which a soil can carry without shear failure is called: a) Safe bearing capacity b) Net ultimate bearing capacity c) Net bearing capacity d) Ultimate bearing capacity 10 / 30 10. In the case of retaining walls, surcharge is: a) Excess moisture in wall b) Extra load on the wall c) Additional load carrying capacity of wall d) Extra load on the horizontal backfill 11 / 30 11. The angle between the horizontal and the slope of a heap produced by pouring clean dry sand from a small height is known as: a) the angle of equilibrium b) the angle of bulk c) the angle of rest d) the angle of repose 12 / 30 12. 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 13 / 30 13. Soil transported by water and deposited at the bottom of the lake is known as a) Alluvial soil b) Lacustrine soil c) Loess d) Dune sand 14 / 30 14. 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 15 / 30 15. The property of the soil which allows water to flow through the soil is known as a) Capillary b) Permeability c) Fluidity d) Viscosity 16 / 30 16. 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 17 / 30 17. The saturated density of soil can be expressed as a) Weight of soil in water to its volume b) Weight of soil minus weight of equivalent water to volume of soil c) Weight of soil less weight of water in voids to the volume of solids plus voids in the soil d) Unit weight of saturated soil 18 / 30 18. Distribution of earth pressure with depth is: a) Parabolic b) Hydrostatic c) Non-linear but increasing d) Volume controlled 19 / 30 19. Compaction of soil is aimed at a) Decreasing dry density b) Increasing porosity c) Decreasing void ratio d) Decreasing shear strength 20 / 30 20. The basis for all soil classification systems is a) Permeability characteristics b) Specific gravity of solids c) Grain size and plasticity characteristics d) None of the above 21 / 30 21. If the coefficient of passive earth pressure k is 1/3 then the coefficient of active earth pressure is: a) 1/3 b) 1 c) 3 d) 3/2 22 / 30 22. Soils are basically a) Organic materials b) Inorganic materials c) Mineral materials d) Organic and inorganic materials 23 / 30 23. The pressure-void ratio curve will be a) Linear when plotted on ordinary paper b) Linear when plotted on semi-log paper c) Linear when plotted on log-log paper d) None of the above 24 / 30 24. Theoretically, the void ratio in soils can have the following values a) >1 b) <1 c) >0.5 d) All of the above 25 / 30 25. Well foundation in sandy soils derive their bearing capacity from: a) Skin friction b) Point bearing c) Uplift d) Skin friction & point bearing 26 / 30 26. 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 27 / 30 27. Angle of Internal friction is minimum for a) angular grained loose soil b) angular grained dense soil c) round drained loose soil d) clay 28 / 30 28. 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 29 / 30 29. Compaction is done to remove... from the soil. a) Air b) Water c) Soil d) None of the above 30 / 30 30. The admixture used in soil stabilization is a) Cement b) Lime c) Bitumen d) Any of the above Please provide accurate information so we can send your Achievement Certificate by mail. 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