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. As moisture content of soil increases, cohesion of soil a) Increases b) Decreases c) Constant d) All of the above 2 / 30 2. A foundation may be classified as continuous foundation if: a) Depth to width ratio is more than 2 b) Length to width ratio is more than 2 c) Depth to width ratio is equal to 2 d) Length to width ratio is less than 2 3 / 30 3. For the determination of shear strength in the laboratory, the tests done are a) Triaxial shear test b) Direct shear test c) All of the above d) Unconfined shear test 4 / 30 4. Compared to dry backfill, submerged backfill will exert: a) Same earth pressure b) Less earth pressure c) More earth pressure d) Terzaghi 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. Which of the following soils has the largest permeability? a) Sand b) Gravel c) Silt d) Clay 7 / 30 7. 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 8 / 30 8. Generally, soils are considered as a) Single-phase system b) Two-phase system c) Three-phase system d) None of the above 9 / 30 9. The angle of internal friction of clay is about a) 5-20° b) 24-30° c) 27-33° d) 30-35° 10 / 30 10. 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 11 / 30 11. An agent responsible for the transportation of soil is a) Wind b) Water c) Gravity d) All of the above 12 / 30 12. Which of the following soils will have the least value of the safe load? a) Sandstone b) Limestone c) Moorum d) Soft chalk 13 / 30 13. Angle of Internal friction is minimum for a) angular grained loose soil b) angular grained dense soil c) round drained loose soil d) clay 14 / 30 14. The ratio of weight of water to the weight of solids in a given mass of soil is known as a) Void ratio b) Porosity c) Specific gravity d) Water content 15 / 30 15. The internal molecular attraction of a soil is known as cohesion: a) Increases as the moisture content decreases b) Is more in well-compacted clays c) Depends upon the external applied load d) Decreases as the moisture content increases 16 / 30 16. A clay deposit subjected to pressure in the past which is more than the present overburden pressure is known as a) Normally consolidated soil b) Overconsolidated soil c) Underconsolidated soil d) None of the above. 17 / 30 17. 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 18 / 30 18. Wedge shape failure is assumed by: a) Coulomb b) Rankine c) Poncelet d) Terzaghi 19 / 30 19. The u/s face of an earthen dam is a) An equipotential line b) A phreatic line c) A flow line d) None of the above 20 / 30 20. Compaction of soil is aimed at a) Decreasing dry density b) Increasing porosity c) Decreasing void ratio d) Decreasing shear strength 21 / 30 21. If a solid suffers a change in volume by the application of external loads but recovers its volume immediately after the load is removed, such a soil is termed as: a) Compressive soils b) Plastic solids c) Elastic soils d) Perfect soils 22 / 30 22. The difference between plastic limit and shrinkage limit is called a) Fluidity index b) Relative consistency c) Plasticity index d) Shrinkage index 23 / 30 23. Physical weathering occurs due to a) Temperature changes b) Wedging action of ice c) Spreading of roots of plants d) All of the above 24 / 30 24. Bearing capacity of soil primarily depends upon: a) Air void b) Water content c) Chemical d) Rate of loading 25 / 30 25. Shearing strength of cohesionless soil depends upon a) Dry density b) Void ratio c) Loading rate d) Normal stress 26 / 30 26. The passive earth pressure of a soil 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) Any of the above 27 / 30 27. If the soil stays at a place above the parent rock where it is produced, then it is called a) Stationary soil b) Static soil c) Residual soil d) Immobile soil 28 / 30 28. If the resultant force at the face of the retaining wall is much more than frictional resistances at the bottom, the failure will be due to: a) Crushing b) Sliding c) Upthrust d) Overturning 29 / 30 29. Rise of water table in cohesionless soils up to the ground surface reduces the net ultimate bearing capacity approximately by: a) 90% b) 80% c) 50% d) 40% 30 / 30 30. The bearing capacity of soil depends on: a) Grain size of the soil b) Load intensity c) On the load d) Rate of loading Please provide accurate information so we can send your Achievement Certificate by mail. 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