Engineering Geology MCQs
What is the lower limit of the particle size allowed in the sedimentation analysis?
(A). Â 0.04 mm
(B). Â 0.074 mm
(C). Â 0.0002 mm
(D). Â 0.0004 mm
(E). Â none of these
Multiple Choice Question Answer: c
On which law the sedimentation analysis is based?
(A).  Rankine’s
(B).  Cullman’s
(C). Â Stoke
(D). Â None of the mentioned
(E). Â none of these
Multiple Choice Question Answer: c
In a formula, f=105√(300 ɳ/(g-1)Vw), factor ɳ is depending on what?
(A). Â Temperature
(B). Â Velocity
(C). Â Pressure
(D). Â Specific gravity
(E). Â none of these
Multiple Choice Question Answer: a
With respect to sedimentation analysis, what is the wrong assumption?
(A). Â The Soil particles are always spherical
(B). Â The Particles settle independently of other particles do not have an effect on the velocity of the settlement
(C). Â The settlement is not affected by the walls of the jar, in which the suspension is kept
(D). Â The Soil particles have the different specific gravity
(E). Â none of these
Multiple Choice Question Answer: d
How do we express the Viscosity of water/liquid (ɳ)?
(A). Â KN-s/m2
(B). Â Ns/m2
(C). Â KN-s/m3
(D). Â Ns/m
(E). Â none of these
Multiple Choice Question Answer: a
To keep in a liquid medium (water) what should be the soil fraction micron size, in sedimentation analysis?
(A). Â 57
(B). Â 83
(C). Â 75
(D). Â 70
(E). Â none of these
Multiple Choice Question Answer: c
Due to what, the hydraulic structure should not be made on previous soil?
(A). Â At the upstream of a structure the higher water level
(B). Â The Compressibility of soil is low
(C). Â Above the soil the excessive water pressure
(D). Â None of the mentioned
(E). Â none of these
Multiple Choice Question Answer: a
The disadvantage of the shear box test is?
(A). Â On drainage of the soil, no control
(B).  For the coarse-grained soil we can’ use the test
(C).  The soil’s Stress condition is complex
(D). Â Shear box test is the more complex test
(E). Â None of these
Multiple Choice Question Answer: c
What is a direct shear test called?
(A). Â Stress test
(B). Â Simple shear test
(C). Â Strain controlled shear box test
(D). Â All of the mentioned
(E). Â None of these
Multiple Choice Question Answer: a
The undermining of sub-soil is because of what?
(A). Â Seepage
(B). Â Piping
(C). Â Excessive water pressure
(D). Â Uplift pressure
(E). Â none of these
Multiple Choice Question Answer: d
What is similar to Khosla’s theory?
(A).  Darcy’s theory
(B).  Terzaghi’s theory
(C). Â Haigh theory
(D).  Bligh’s theory
(E). Â none of these
Multiple Choice Question Answer: d
What is the pressure called at the exit gradient, at which upward force is equal to the submerged weight of the soil?
(A). Â Floatation gradient
(B). Â Bursting gradient
(C). Â Critical gradient
(D). Â All of the mentioned
(E). Â none of these
Multiple Choice Question Answer: d
What is the depth of the groove cut by the Casagrande tool to determine the liquid limit?
(A). Â 11.0 mm
(B). Â 10 mm
(C). Â 2 mm
(D). Â 8 mm
(E). Â None of these
Multiple Choice Question Answer: a
Because of what, the flocculated structure of compacted dry soil breaks?
(A). Â Dry density
(B). Â Low water content
(C). Â Low strains
(D). Â High strains
(E). Â None of these
Multiple Choice Question Answer: d
The coulomb’s strength equation is____
(A).  S = c + σ tan φ
(B).  C = s + c tan φ
(C).  S = c + tan φ
(D).  S = tan φ
(E). Â none of these
Multiple Choice Question Answer: a
What is the curve called obtained by plotting normal and shear stress?
(A). Â Strength envelope
(B). Â Coulomb envelope
(C).  Mohr’s envelope
(D). Â Stress envelope
(E). Â none of these
Multiple Choice Question Answer: a
Curve with the flat portion, what does the particle size distribution curve represent?
(A). Â The Intermediate size particles are missing
(B). Â The Intermediate size particle is present
(C). Â The Smaller size particles are present
(D). Â The Large size particles are present
(E). Â none of these
Multiple Choice Question Answer: a
The finest particle of soil sample’s settlement time is 15hr20min49sec.what is the height of the water tank? If we take D=0.01 mm, γ=0.905D2.
(A). Â 12 m
(B). Â 7 m
(C). Â 5 m
(D). Â 4 m
(E). Â none of these
Multiple Choice Question Answer: c
D10 is representing a size, how much of the particles are finer than this size?
(A). Â 10%
(B). Â 60%
(C). Â 20%
(D). Â 100%
(E). Â none of these
Multiple Choice Question Answer: a
How the shape of the particle size curve is represented?
(A). Â Effective size
(B). Â Co-efficient of curvature
(C). Â Uniform coefficient
(D). Â Effective diameter
(E). Â none of these
Multiple Choice Question Answer: b
About what the particle-size distribution curve gives us the idea?
(A). Â Properties of soil
(B). Â Type of soil
(C). Â All of the mentioned
(D). Â None of the mentioned
(E). Â none of these
Multiple Choice Question Answer: b
The Khosla’s theory is used to calculate___________
(A). Â None of the mentioned
(B). Â Seepage pressure
(C). Â Uplift pressure and exit gradient
(D). Â All of the mentioned
(E). Â none of these
Multiple Choice Question Answer: c
What is a base parabola?
(A).  ¼ of top flow line
(B). Â middle flow line
(C). Â bottom flow line
(D). Â top flow line
(E). Â none of these
Multiple Choice Question Answer: d
Base parabola doesn’t cut the d/s slope with no filter dam in the earth.
(A). Â True
(B). Â False
(E). Â none of these
Multiple Choice Question Answer: b
What is the focus of an earth dam with no filter called?
(A). the lowest point of d/s slope
(B). the highest point of d/s slope
(C). Â high flood level
(D). Â medium flood level
(E). Â none of these
Multiple Choice Question Answer: a
The line within a dam section is called phreatic, there are ______ in dam under that line.
(A). Â no hydrostatic pressure
(B). Â negative hydrostatic pressures
(C). Â neutral hydrostatic pressures
(D). Â positive hydrostatic pressures
(E). Â none of these
Multiple Choice Question Answer: d
What is the phreatic line?
(A). Â pressure line
(B). Â discharge line
(C). Â velocity line
(D). Â seepage line
(E). Â none of these
Multiple Choice Question Answer: d
The soil sample is graded well, if _____
(A). Â If it has the same size of most number of its particles
(B). Â Good representation of all sizes of the particles
(C). Â Excess of certain particles
(D). Â None of the mentioned
(E). Â none of these
Multiple Choice Question Answer: b
What is a phreatic line?
(A). Â The unsaturated zone and the saturated zone is separated by the middle flow line
(B). Â The unsaturated zone and saturated zone is separated by the top flow line
(C). Â The unsaturated zone and the saturated zone is separated by the bottom flow line
(D). Â The saturated zone and partially saturated zone is separated by the bottom flow line
(E). Â none of these
Multiple Choice Question Answer: b
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