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 difference between plastic limit and shrinkage limit is called a) Fluidity index b) Relative consistency c) Plasticity index d) Shrinkage index 2 / 30 2. 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 3 / 30 3. For the same soil, an increase in compaction effort a) Does not affect OMC b) Increases OMC c) Decreases OMC d) Decreases more dry density 4 / 30 4. A foundation may be classified as deep 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 5 / 30 5. As moisture content of soil increases, cohesion of soil a) Increases b) Decreases c) Constant d) All of the above 6 / 30 6. 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 7 / 30 7. The ratio of volume of voids to the total volume of the given soil mass is known as a) Porosity b) Void ratio c) Specific gravity d) Water content 8 / 30 8. The shear strength of cohesive soil is equal to a) C = q/2 b) C = 0.5 q tanΦ c) C = q d) C = q tan Φ 9 / 30 9. 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 10 / 30 10. A foundation may be classified as shallow if: a) Depth is less than 6 m b) Depth is less than its width c) Depth is less than 1 m d) None of the above 11 / 30 11. Angle of Internal friction is minimum for a) angular grained loose soil b) angular grained dense soil c) round drained loose soil d) clay 12 / 30 12. Shearing strength of cohesionless soil depends upon a) Dry density b) Void ratio c) Loading rate d) Normal stress 13 / 30 13. Uniformity coefficient of a soil is: a) always less than 1 b) always equal to 1 c) equal to or less than 1 d) equal or greater than 1 14 / 30 14. The most effective method for compacting sand is by using a) Pneumatic rollers b) Sheep foot rollers c) Steel tyred rollers d) Vibration 15 / 30 15. Cohesive soils are generally/normally a) Plastic and also compressible b) Elastic and also compressible c) Plastic but incompressible d) None of the above 16 / 30 16. Mechanical stabilization is done by a) Cement b) Lime c) Bitumen d) Proper grading 17 / 30 17. The angle of internal friction of clay is about a) 5-20° b) 24-30° c) 27-33° d) 30-35° 18 / 30 18. The curve A, B, and C shown in fig below are respectively the stress-strain curves for stress of a) Dense sand, clay, and loose sand b) Dense sand, loose sand, and clay c) Loose sand, dense sand, and clay d) Clay, loose sand, and dense sand 19 / 30 19. The law which states that the velocity of flow through a porous medium is directly proportional to the hydraulic gradient is a) Newton's law b) Stokes's law c) Darcy's law d) Reynolds's law 20 / 30 20. Moisture content for the optimum moisture content of silt is a) 5% b) 10% c) 15% d) 20% 21 / 30 21. 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 22 / 30 22. Sheet piles are held in position by: a) Self-weight of the sheet pile b) Tie rods which are anchored c) Embedding the bottom of the sheet pile d) Adjusting water level on one side 23 / 30 23. The ratio of the unit weight of soil solids to that of water is called: a) Void ratio b) Porosity c) Specific gravity d) Degree of saturation 24 / 30 24. Over-consolidated soils caused due to: a) erosion of overburden b) melting of ice sheets after glaciations c) permanent rise of water table d) all of the above 25 / 30 25. A soil sample contains a degree of saturation of 30%, find the percentage of air voids a) 70% b) 30% c) 60% d) 50% 26 / 30 26. Raft foundation is a type of: a) Deep foundation b) Shallow foundation c) Foundation under water d) None of the above 27 / 30 27. The process of compaction may involve a) Rolling b) Tamping c) Vibration d) Any of the above 28 / 30 28. 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 29 / 30 29. The bearing capacity of soil primarily depends on: a) Depends on the size of the footing b) Load intensity c) Depends on the load d) Rate of loading 30 / 30 30. Core-cutter method is used for a) Determining the density of soil b) Obtaining samples for direct shear test c) Determining the bearing capacity of soil d) Compacting soil 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