MCQOPTIONS
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MCQOPTIONS
This section includes 113 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Foundation knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
The reinforced earth structures can be transported easily. |
| A. | True |
| B. | False |
| C. | May be True or False |
| D. | Can't say |
| Answer» B. False | |
| 52. |
When deeper layers have increasingly greater density, the seismic refraction method is fast. |
| A. | True |
| B. | False |
| C. | May be True or False |
| D. | Can't say |
| Answer» B. False | |
| 53. |
The general exploration gives information about which of the following features? |
| A. | Depth of rock |
| B. | Composition of soil strata |
| C. | Ground water level |
| D. | All of the mentioned |
| Answer» E. | |
| 54. |
Depending upon the details, the site exploration may be classified as _______ |
| A. | General and Detailed |
| B. | Complex |
| C. | None of the mentioned |
| D. | All of the mentioned |
| Answer» B. Complex | |
| 55. |
The important factors that governs the engineering behavior of soil are _________ |
| A. | Densification |
| B. | Stabilisation |
| C. | Tensile strength |
| D. | Particle size distribution |
| Answer» E. | |
| 56. |
In site exploration, depth up to which the increase in pressure is likely to cause shear failure is known as ___________ |
| A. | Failure depth |
| B. | Significant depth |
| C. | Pressure depth |
| D. | Depth of exploration |
| Answer» C. Pressure depth | |
| 57. |
Auger boring is used in __________ type of soil. |
| A. | Cohesion less soil |
| B. | Cohesive soil |
| C. | Coarse-grained soil |
| D. | Pervious soil |
| Answer» C. Coarse-grained soil | |
| 58. |
In Dutch cone test, the cone along with mantle is further penetrated after 8cm to a depth of ________ |
| A. | 20 cm |
| B. | 8 cm |
| C. | 15 cm |
| D. | 30 cm |
| Answer» B. 8 cm | |
| 59. |
For soft sensitive soil, the area ratio of sample ______ |
| A. | should not exceed 20% |
| B. | should not exceed 10% |
| C. | should not exceed 15% |
| D. | should not exceed 40% |
| Answer» C. should not exceed 15% | |
| 60. |
The modern form of application of reinforced earth was first developed by _____ |
| A. | Darcy |
| B. | Skempton |
| C. | Henry Vidal |
| D. | Marshal |
| Answer» D. Marshal | |
| 61. |
The tension T in reinforcement is given by __________ |
| A. | Tᵢ=γKₐhs |
| B. | Tᵢ=zᵢ Kₐ hs |
| C. | Tᵢ=γzᵢ Kₐ |
| D. | Tᵢ=γzᵢ Kₐ hs |
| Answer» E. | |
| 62. |
The important factor affecting soil cement is________ |
| A. | Admixtures |
| B. | Swelling |
| C. | Water absorption |
| D. | Permeability |
| Answer» B. Swelling | |
| 63. |
For pile foundations, the depth of exploration at the start of the work is _________ |
| A. | 10 meters |
| B. | 40 meters |
| C. | 70 meters |
| D. | 200 meters |
| Answer» B. 40 meters | |
| 64. |
The equivalent penetration resistance is given by ___________ |
| A. | Nₑ=15+\(\frac{1}{2}\)(N+15) |
| B. | Nₑ=\(\frac{1}{2}\)(N-15) |
| C. | Nₑ=15+\(\frac{1}{2}\)(N-15) |
| D. | Nₑ=15+\(\frac{1}{2}\)(N) |
| Answer» D. Nₑ=15+\(\frac{1}{2}\)(N) | |
| 65. |
For transport of sample to laboratory, the sample is ________ |
| A. | wrapped in wax paper |
| B. | mixed with other samples |
| C. | given disturbance |
| D. | saturated with lime |
| Answer» B. mixed with other samples | |
| 66. |
The type of boring, used for making deep excavations is _________ |
| A. | Cylindrical augers |
| B. | Percussion boring |
| C. | Rotary boring |
| D. | Wash boring |
| Answer» B. Percussion boring | |
| 67. |
Mechanical stabilisation of soil involves which of the following operation? |
| A. | Compaction and Changing the composition of soil |
| B. | Leveling |
| C. | None of the mentioned |
| D. | All of the mentioned |
| Answer» B. Leveling | |
| 68. |
A ________ sample has preserved natural structure of soil. |
| A. | undisturbed |
| B. | disturbed |
| C. | non-representative |
| D. | remoulded |
| Answer» B. disturbed | |
| 69. |
In general from the data on galvanised steel, it has a service life of _____ in soil. |
| A. | 2 days |
| B. | 120 months |
| C. | 10 years |
| D. | 120 years |
| Answer» E. | |
| 70. |
In the seismic refraction method, the waves sent along the ground surface is picked by _________ |
| A. | Geo satellite instrument |
| B. | Geophone |
| C. | Wave detector |
| D. | All of the mentioned |
| Answer» C. Wave detector | |
| 71. |
Auger is suitable for _______ |
| A. | soft to stiff clays |
| B. | very stiff clays |
| C. | sandy soils |
| D. | hard clays |
| Answer» B. very stiff clays | |
| 72. |
In hand operated rings in ‘auger and shell boring’ the depth of which it can be used is _________ |
| A. | 40 m |
| B. | 30 m |
| C. | 25 m |
| D. | 15 m |
| Answer» D. 15 m | |
| 73. |
The geotextiles can withstand differential settlements. |
| A. | True |
| B. | False |
| C. | May be True or False |
| D. | Can't say |
| Answer» B. False | |
| 74. |
If σ’ is the effective overburden pressure, then the effective penetration resistance is given by _____________ |
| A. | Nₑ=\(N \frac{50}{1.42σ^{‘}}\) |
| B. | Nₑ=\(N \frac{50}{σ^{‘}+10}\) |
| C. | Nₑ=\(N \frac{1}{1.42σ^{‘}+10}\) |
| D. | Nₑ=\(N \frac{50}{1.42σ^{‘}+10}\) |
| Answer» E. | |
| 75. |
The geocells or geowebs are stitched together at _________ intervals. |
| A. | 100 cm |
| B. | 200 to 50 mm |
| C. | upto 600 m |
| D. | 1 km |
| Answer» D. 1 km | |
| 76. |
In general, the reinforced earth structures are ________ |
| A. | flexible |
| B. | stiff |
| C. | rigid |
| D. | firm |
| Answer» B. stiff | |
| 77. |
The commonly used penetration test are _______ |
| A. | IS penetration test |
| B. | Cone penetration test |
| C. | Dutch standard test |
| D. | All of the mentioned |
| Answer» C. Dutch standard test | |
| 78. |
In Seismic refraction method, the radiating shock waves are picked up by ______ |
| A. | geophone |
| B. | wave buoy |
| C. | thermometer |
| D. | cohesive soils |
| Answer» B. wave buoy | |
| 79. |
For undisturbed sampling, the penetration of the sampler should be periodic. |
| A. | True |
| B. | False |
| C. | May be True or False |
| D. | Can't say |
| Answer» C. May be True or False | |
| 80. |
Electrical resistivity method is based on measurement of _____________ |
| A. | Specific resistance |
| B. | Voltage |
| C. | Potential drop |
| D. | Current |
| Answer» B. Voltage | |
| 81. |
The sampler is driven through ____________ as seating drive. |
| A. | 50 cm |
| B. | 15 cm |
| C. | 100 cm |
| D. | 150 cm |
| Answer» C. 100 cm | |
| 82. |
For undistributed samples ______ is used. |
| A. | compressed air sampler |
| B. | thick sampler |
| C. | care cutter |
| D. | rotary sampler |
| Answer» B. thick sampler | |
| 83. |
The height of the free fall in sample in standard penetration test is ___________ |
| A. | 50 cm |
| B. | 75 cm |
| C. | 100 cm |
| D. | 150 cm |
| Answer» C. 100 cm | |
| 84. |
Which of the following is proved to be useful, ongoing over the site? |
| A. | Excavation |
| B. | Escarpments |
| C. | Flood marks |
| D. | All of the mentioned |
| Answer» E. | |
| 85. |
The binding action of individual particles through cement is possible only in __________ type of soil. |
| A. | Fine-grained soil |
| B. | Clayey soil |
| C. | Coarse-grained soil |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 86. |
In Dutch cone test, the angle of vector of cone is ____ |
| A. | 30° |
| B. | 60° |
| C. | 20° |
| D. | 45° |
| Answer» C. 20° | |
| 87. |
The Instruments used in hand augers are _________ |
| A. | Post hole auger |
| B. | Sand pump |
| C. | Wash boring apparatus |
| D. | Stationary piston |
| Answer» B. Sand pump | |
| 88. |
The sampler in standard penetration test has outer diameter of _________ mm. |
| A. | 50.8 |
| B. | 60.3 |
| C. | 70.3 |
| D. | 80.2 |
| Answer» B. 60.3 | |
| 89. |
If F is the factor of safety and Fᵢ is the frictional resistance, then the relation between them and tension Tᵢ in reinforcement is ________ |
| A. | Fᵢ=Tᵢ F |
| B. | Fᵢ=\(\frac{T_ᵢ}{F} \) |
| C. | Fᵢ=Tᵢ+F |
| D. | Fᵢ=Tᵢ-F |
| Answer» B. Fᵢ=\(\frac{T_ᵢ}{F} \) | |
| 90. |
The angle of internal friction for fines greater than 5% is ___________ |
| A. | φ=25+0.15 Iᴅ |
| B. | φ=20+0.15 Iᴅ |
| C. | φ=15+0.15 Iᴅ |
| D. | φ=10+0.15 Iᴅ |
| Answer» B. φ=20+0.15 Iᴅ | |
| 91. |
The soil stabilised with cement is called _________ |
| A. | Lime cement |
| B. | Soil cement |
| C. | Cementing soil |
| D. | None of the mentioned |
| Answer» C. Cementing soil | |
| 92. |
The GCL is a composite of ________ |
| A. | geotextiles and bentonite clay |
| B. | silt and gravel |
| C. | gravel and bentonite clay |
| D. | geotextiles and gravels |
| Answer» B. silt and gravel | |
| 93. |
What are the methods used for general exploration? |
| A. | Subsurface penetration |
| B. | Ground water exploration |
| C. | Rock Cuttings |
| D. | All of the mentioned |
| Answer» B. Ground water exploration | |
| 94. |
The depth of exploration for isolated spread footing is ___________ |
| A. | 1\(\frac{1}{2}\) the width |
| B. | 2\(\frac{1}{2}\) the width |
| C. | \(\frac{1}{2}\) the width |
| D. | \(\frac{1}{4}\) the width |
| Answer» B. 2\(\frac{1}{2}\) the width | |
| 95. |
Rotary boring can also be called as ___________ |
| A. | Percussion boring |
| B. | Wash boring |
| C. | Core boring |
| D. | Pit boring |
| Answer» D. Pit boring | |
| 96. |
For mechanical stabilized bases, liquid limit should not exceed __________ |
| A. | 35 % |
| B. | 25 % |
| C. | 50 % |
| D. | 10 % |
| Answer» C. 50 % | |
| 97. |
If geotextiles are used as reinforcements, then they should have __________ |
| A. | low modulus of deformation |
| B. | high modulus of deformation |
| C. | low coefficient of friction |
| D. | low breaking strength |
| Answer» C. low coefficient of friction | |
| 98. |
The method used for studying of horizontal changes in the sub-soil is _______ |
| A. | Resistive soundings |
| B. | Resistive mapping |
| C. | Mean resistivity |
| D. | Critical distance |
| Answer» C. Mean resistivity | |
| 99. |
In reinforcing elements, galvanised steel strips of _________ width and ____ thickness are used commonly. |
| A. | 50 to 100 mm, 9mm |
| B. | 50 to 70 mm, 20mm |
| C. | 110 to 180 mm, 30mm |
| D. | 200 to 310 mm, 40mm |
| Answer» B. 50 to 70 mm, 20mm | |
| 100. |
The reinforcement members are used to provide _______ in earth mass where _____ are produced. |
| A. | tensile strength, compressive stresses |
| B. | tensile strength, shear stresses |
| C. | compressive strength, tensile stresses |
| D. | shear strength, tensile stresses |
| Answer» C. compressive strength, tensile stresses | |