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WorksheetsFoundation Engineering (CED306) Quiz 1
Total questions: 20
Worksheet time: 11mins
For Field Test , Significant depth of Exploration For isolated fdn :
0.5 to 1 times the width
1.5 to 2 times the width
2.5 to 4 times the width
None
Rankine’s theory of lateral earth pressure can be applied to
Cohesion less soil
Cohesive soil
Fine grained soil
Coarse grained soil
Based on the assumptions of Rankine’s theory, the soil mass is
Stratified
Submerged
Homogeneous
All of the mentioned
If the sand filled behind the retaining wall with saturated water with water, then the possible lateral pressure is
Lateral pressure due to retaining wall
Lateral pressure due to submerged weight and Lateral pressure due to water
None of the mentioned
All of the mentioned
A vertical cut is to be made in a soil mass having cohesion c, angle of internal friction φ, and unit weight γ. Considering Ka and Kp as the coefficients of active and passive earth pressures, respectively, the maximum depth of unsupported excavation is
2c / (γ√Kp)
4c / (γ√Kp)
4c√Ka / γ
4c / γ√Ka
When a retaining wall moves away from the back-fill, the pressure exerted on the wall is termed as
Passive earth pressure
Swelling pressure
Pore pressure
Active earth pressure
The figure shows the equation of the coefficient of lateral earth pressure for _______________
passive condition
at rest condition
static condition
active condition
Which is CORRECT to determine the horizontal active thrust (Pa) for the pressure diagram shown.
The knowledge of lateral earth pressure is very important in designing the geotechnical structures as listed below EXCEPT
subgrade of roadway
retaining wall
basement wall
excavation work
Figure shows the _____________
Active lateral earth pressure
Passive lateral earth pressure
At rest lateral earth pressure
Dynamic lateral earth pressure
Terzaghi's bearing capacity equation is for______ footing.
circular
rectangular
square
strip
If D/B is zero, the value of Nc is
(a)
If D/B is greater than 12, this is a clear indication of (a) foundation (WRITE IN CAPITAL LETTERS)
What type of piling is shown in figure? (USE CAPITALS)
(a)
Particles of size less than 0.002 mm is
a. Sand
b. Silt
c. Clay
d. None of the options
The coefficient of lateral earth pressure at rest is denoted by which symbol?
Ka
Kp
Kr
Ko
In soil mechanics, the term 'effective stress' is defined as:
None of the above
Pore water pressure - Total stress
Total stress + Pore water pressure
Total stress - Pore water pressure
Which of the following factors does NOT affect the bearing capacity of soil?
Water table level
Temperature
Soil type
Load duration
Which of the following is NOT a method for determining the shear strength of soil?
Standard Proctor test
Triaxial test
Unconfined compression test
Direct shear test
What is the primary purpose of a retaining wall?
To provide drainage
To enhance aesthetic appeal
To prevent erosion
To support soil laterally
