MCQ in Geotechnical Engineering Part 7 | Civil Board Exam

(Last Updated On: June 3, 2022)

This is the Multiple Choice Questions Part 7 of the Series in Geotechnical Engineering as one of the Hydraulics and Principles of Geotechnical Engineering topic. In Preparation for the Civil Board Exam make sure to expose yourself and familiarize in each and every questions compiled here taken from various sources including but not limited to past Board Examination Questions in Hydraulics and Principles of Geotechnical Engineering, Civil Engineering Books, Journals and other Civil Engineering References.

PRC Board of Civil Engineering Examination Syllabi

The applicant shall acquire a general average of 70% with no grades lower than 50% in any given subject of the examination as follows:

Applied Mathematics, Surveying, Principles of Transportation and Highway Engineering, Construction Management and Methods – 35%

1. Calculus

• Differential Equations
• Integral Calculus

2. Differential Equations

• First Order Differential Equation
• Higher Order Differential Equations

3. Engineering Data Analysis

4. Numerical Methods

5. Physics for Engineers

6. Engineering Economy

• Present Economy Study
• Time-Value Relations
• Selection Among Alternatives: Present, Annual, and Future Worth; Internal and External Rate of Return Method

7. Construction Surveying and Layout

8. Materials for Construction

9. Quantity Surveying

10. Construction Occupational Safety and Health

11. Transportation Engineering

• Highway Engineering
  • Highway and Urban Transportation Planning and Economics
  • Driver, Vehicle, Traffic and Road Characteristics
  • Highway Design
  • Traffic Engineering and Highway Operations
  • Road and Pavement Design
• Airport Engineering
• Ports and Harbors
• Bridges

12. Construction Management Principles and Methods

• Engineering Relations and Ethics
• Contracts & Specifications
• Construction Project Organization
• Planning and Scheduling (PERT/CPM)
• Construction Estimates
• Construction Methods & Operations
• Construction Equipment Operations and Maintenance

Hydraulics and Principles of Geotechnical Engineering – 30%

1. Fluid Mechanics

• Properties of Fluids
• Hydrostatics
• Fluid Flow Concepts and Basic Equations
• Viscous Flow and Fluid Resistance
• Ideal Fluid Flow
• Steady Flow in Closed Conduits
• Steady Flow in Open Channels

2. Buoyancy and Flotation

3. Relative Equilibrium of Liquids

4. Hydrodynamics

5. Soil Mechanics and Foundation

• Soil Properties and Classification
• Fluid Flow through Soil Mass
• Soil Strength and Tests
• Stresses in Soil Mass
• Bearing Capacity
• Compaction
• Consolidation and Settlement
• Soil Improvement
• Lateral Earth Pressures
• Slope Stability

6. Water Supply Soil Properties

Principles of Structural Analysis and Design- 35%

1. Engineering Mechanics

• Statics of Rigid Bodies
• Dynamics of Rigid Bodies
• Kinematics of Rigid Bodies
• Strength of Materials

2. Reinforced Concrete Beams and Columns

• Steal Beams, Columns, Footings and Connections
• Prestressed Concrete Beams

3. Construction Materials Testing

4. Application of the Governing Codes of Practice

Continue Practice Exam Test Questions Part 7 of the Series

⇐ MCQ in Geotechnical Engineering Part 6 | Civil Board Exam

Choose the letter of the best answer in each questions.

301. In the water content, because of what the dry density decreases in cohesionless soil with an increase?

(A).  Capillary rise

(B).  Degree of saturation

(C).  Bulking of sand

(D).  Water content

(E).  None of these

302. In ______ type of soil, the initial decrease of dry density at the lower water content is displayed.

(A).  Black cotton soil

(B).  Fine-grained soil

(C).  Alluvial soil

(D).  Cohesion soil

(E).  None of these

303. When the water content of the soil is _______ compacted density is also increased

(A).  Increased

(B).  Decreased

(C).  Constant

(D).  None of the mentioned

(E).  None of these

304. What is the lower content force that is responsible for the with-holding of soil particles?

(A).  Vander Waals force

(B).  Cationic linkage

(C).  Frictional force

(D).  Electric force

(E).  None of these

305. _____ is affected by the amount of compaction

(A).  Saturation of soil

(B).  The water content and the maximum dry density

(C).  None of the mentioned

(D).  All of the mentioned

(E).  None of these

306. What is the force causing coarse-grained soil deposition?

(A).  Secondary valence force

(B).  Surface force

(C).  Gravitational force

(D).  All of the mentioned

(E).  none of these

307. Because of what the structure of honeycomb is broken down?

(A).  Excessive volume change

(B).  Increase in volume

(C).  Decrease in volume

(D).  None of the mentioned

(E).  none of these

308. What are the cells made of in honeycomb structure?

(A).  Multi mineral grains

(B).  Multi-layered structure

(C).  Single mineral grains

(D).  Platelets

(E).  none of these

309. On _____,the compaction equipment performance is dependent.

(A).  Soil type

(B).  Water type

(C).  Particle size distribution

(D).  All of the mentioned

(E).  none of these

310. Mounted on the slight angle with respect to the axle which rollers have the wheels?

(A).  Wobble wheel roller

(B).  Smooth wheel roller

(C).  Sheep foot roller

(D).  Tandem roller

(E).  none of these

311. What is reduced in the presence of sand and silt-size particles in a clay deposit?

(A).  Total shrinkage

(B).  Volume

(C).  Water content

(D).  Swelling of soil

(E).  none of these

312. How can we define the free swell of soil?

(A).  Limited swelling on rewetting

(B).  Swelling on submergence in water

(C).  Swelling of soil without shrinkage

(D).  Increase in volume without any constrains

(E).  none of these

313. Minerals responsible for the large volume decrease in a soil on drying in clayey soils are_______

(A).  None of the mentioned

(B).  Ilite and Kaolinite

(C).  Montmorillonite

(D).  All of the mentioned

(E).  none of these

314. Who developed the application of electro-osmosis on dewatering of the soil?

(A).  Dupuit

(B).  Darcy

(C).  Chapmen

(D).  L. casagrande

(E).  none of these

315. What can drain or stabilize the fine-grained cohesive soil?

(A).  Vacuum method

(B).  Wellpoint system

(C).  Shallow well system

(D).  Electro-osmosis method

(E).  none of these

316. For the unconfined flow, the discharge slot used is____

(A).  Fully penetrating slot

(B).  Partially penetrating slot

(C).  None of the mentioned

(D).  All of the mentioned

(E).  none of these

317. To find the liquid limit which diameter sieve is used?

(A).  275 microns

(B).  700 microns

(C).  425 microns

(D).  200 microns

(E).  None of these

318. What is caused by the formation of the meniscus in the saturated soil?

(A).  Decrease in water content

(B).  The Reduction in the volume and the compression in the soil structure

(C).  None of the mentioned

(D).  All of the mentioned

(E).  none of these

319. Multiple Choice Question Answer: b What is the volume of the wet soil, present in the shrinkage dish?

(A).  One-third

(B).  Two-third

(C). One–fourth

(D).  Same

(E).  none of these

320. When the soil in its dry state, the shrinkage ratio of soil is equal to what?

(A).  Specific gravity

(B).  Mass density

(C).  Water content

(D).  Mass specific gravity

(E).  none of these

321. Which ratio defines the toughness index (It)?

(A).  It=IP/If

(B).  It=WP/IP

(C).  It=IF/IP

(D).  It=WL/If

(E).  None of these

322. At the liquid limit, shear strength of the soil is?

(A).  17.6 g/cm²

(B).  1.89 kN/m²

(C).  17.9 kN/m²

(D).  1.75 kN/m²

(E).  None of these

323. What are the jumping rammers called that are used for compacting the soil?

(A).  Pneumatic rammers

(B).  Combustion rammers

(C).  Frog rammers

(D).  None of the mentioned

(E).  none of these

324. Number of layers of the soil compaction is dependent on ____

(A).  Water content of the soil

(B).  The Amount of compaction required and the type of soil

(C).  None of the mentioned

(D).  All of the mentioned

(E).  none of these

325. The meniscus in saturated soil attains the minimum value when ______

(A).  Both the compressive forces are maximum and the Shrinkage is maximum too

(B).  Soil is fully saturated

(C).  None of the mentioned

(D).  All of the mentioned

(E).  none of these

326. Having what, the analytical solution of the schaffernak and the Van Iterson give result just for slopes?

(A).  α>30°

(B).  α<60°

(C).  α>60°

(D).  α<30°

(E).  none of these

327. What is the static cone penetrometer method in apparatus that is used to find WL value?

(A).  Liquid limit apparatus

(B).  Pycnometer

(C).  Rubber balloon cylinder

(D).  Cone penetration

(E).  None of these

328. Compacted density is affected by which factor?

(A).  Degree of saturation

(B).  the Water content and the type of compaction

(C).  None of the mentioned

(D).  All of the mentioned

(E).  None of these

329. When the soil is ______, what is the maximum density reached in cohesion-less soil?

(A).  Zero water content

(B).  Fully saturated

(C).  Partially saturated

(D).  Maximum specific surface

(E).  None of these

330. At a water content between ________, what is the maximum bulking of sand?

(A).  4 to 5 %

(B).  2 to 6 %

(C).  4 to 8 %

(D).  1 to 5 %

(E).  None of these

331. How the shrinking limit is found using the alternate method?

(A).  If the water content in the soil is known

(B).  If the dry volume of soil is known

(C).  If the specific gravity of the soil is known

(D).  If the dry density of the soil is known

(E).  none of these

332. For compacting the ___ the sheep-foot-rollers is very much suitable

(A).  Fine-grained soil

(B).  Cohesion-less soil

(C).  Cohesive soil

(D).  Clay soil

(E).  none of these

333. In what order, the tire pressure in the smaller roller is?

(A).  100 kN/m²

(B).  400 kN/m²

(C).  500 kN/m²

(D).  250 kN/m²

(E).  none of these

334. To determine the shrinkage limit, which apparatus is not included?

(A).  Porcelain evaporating dish

(B).  Brass cup

(C).  Two glass plates

(D).  Stainless steel shrinking dish

(E).  none of these

335. Because of what, the attainment of maximum density of soil at full saturation?

(A).  Hydrostatic pressure

(B).  Lubrication action

(C).  Bulking of sand

(D).  None of the mentioned

(E).  None of these

336. Which force plays an important role in the honeycomb structure?

(A).  Surface force

(B).  Gravitational force

(C).  Adhesion force

(D).  All of the mentioned

(E).  none of these

337. What is the diameter of coarse-grained soils having a single-grained structure?

(A).  <0.002 mm

(B).  =0.002 mm

(C).  >0.002 mm

(D).  ≥0.002 mm

(E).  none of these

338. With respect to the honeycomb structure, what is correct?

(A).  It can carry out the heavy load and the structure has a high void ratio

(B).  It has the high compact structure

(C).  All of the mentioned

(D).  None of the mentioned

(E).  none of these

339. Because of what, the Coarse-grained soil settles in suspension?

(A).  Weight of the grain

(B).  Surface force

(C).  Gravitational force

(D).  All of the mentioned

(E).  none of these

340. In what coarse-grained soil is deposited?

(A).  Liquid state

(B).  Dense state

(C).  Solid-state

(D).  Loose state

(E).  none of these

341. What will be the effective permeability of the soil for an anisotropic soil, the permeability in the vertical and horizontal direction are kx and ky respectively.

(A).  kx+ky

(B). √( kxky)

(C).   kxky

(D).  kx/ky

(E).  none of these

342. At the interface of dissimilar soils the deflection of flow lines given by ______

(A).  k1/k2=cosθ

(B).  k1/k2=tanθ1/tanθ2

(C).  k1/k2=sinθ

(D).  k1/k2=cotθ

(E).  none of these

343. What is the density of the mercury that is used in shrinkage limit apparatus?

(A).  13.9 g/cm³

(B).  13.2 kg/cm²

(C).  13.0 g/cm³

(D).  13.6 g/cm³

(E).  none of these

344. With which thin layer the inside of the shrinkage dish is coated?

(A).  Oil

(B).  Acid

(C).  Vaseline

(D).  None of the mentioned

(E).  none of these

345. The deflection of flow lines at the interface has θ1=30°, then θ2 will be ____ If at the interface of dissimilar soils, k1=9×10^-7 cm/s and k2=4×10^-7 cm/s.

(A).  12.39°

(B).  14.39°

(C).  13.39°

(D).  15.39°

(E).  none of these

346. The kx is equal to _____,If the effective permeability k’ is k’ is 6*10^-7 cm/s and ky = 4*10^-7 cm/s.

(A).  9*10^-7 cm/s

(B).  7*10^-7 cm/s

(C).  8*10^-7 cm/s

(D).  6*10^-7 cm/s

(E).  none of these

347. What is the effective permeability of the soil, If a soil mass has kx=8*10^-7 cm/s  and ky=4*10^-7 cm/s.

(A).  4.6*10^-7 cm/s

(B).  6.6*10^-7 cm/s

(C).  7.6*10^-7 cm/s

(D).  5.6*10^-7 cm/s

(E).  none of these

348. The mostly one-point method is used to determine the liquid limit to find _____.

(A).  Accurate value

(B).  Precise value

(C).  Rough value

(D).  None of the mentioned

(E).  None of these

349. For the purpose of grooving, what type of tools is used for sandy soil?

(A).  Casagrande tool

(B).  ASTM tool

(C).  All of the mentioned

(D).  None of the mentioned

(E).  None of these

350. On which principle, the soviet liquid limit device is based?

(A).  Soil water content

(B).  Soil moisture

(C).  Station penetration

(D).  None of the mentioned

(E).  None of these