Q.1
If the failure of a finite slope occurs through the toe, it is known as
  • slope failure
  • face failure
  • base failure
  • toe failure.
Q.2
The liquidity index is defined as a ratio expressed as percentage of
  • plastic limit minus the natural water content, to its plasticity index
  • natural water content minus its plastic limit to its plasticity index
  • natural water content plus its plastic limit to its plasticity index
  • liquid limit minus the natural water content to the plasticity index.
Q.3
The lateral earth pressure on a retaining wall
  • is equal to mass of the soil retained
  • proportional to the depth of the soil
  • proportional to the square of the depth of the soil
  • proportional to the internal friction of the soil
  • E. none of these.
Q.4
The ultimate consolidation settlement of a soil is
  • directly proportional to the voids ratio
  • directly proportional to the compression index
  • inversely proportional to the compression index
  • none of the above
Q.5
Which one of the following clays behaves like a dense sand ?
  • over-consolidated ciay with a high over-consolidation ratio
  • over-consolidated clay with a low over-consolidation ratio
  • normally consolidated clay
  • under-consolidated clay
Q.6
The lateral earth pressure on a retaining wall is proportional to
  • The depth of the soil
  • The soil retained
  • The internal friction of the soil
  • The square of the depth of the soil
Q.7
The coefficient of compressibility of soil, is the ratio of
  • stress to strain
  • strain to stress
  • stress to settlement
  • rate of loading to that of settlement.
Q.8
A soil has bulk density 2.g/cm3 and water contentper cent, the dry density of the sample, is
  • 1.0 g/cm2
  • 1.5 g/cm3
  • 2.0 g/cm3
  • 2.5 g/cm3
Q.9
When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as
  • negative
  • zero
  • non-plastic (NP)
  • 1
Q.10
The ratio of the weight of given volume of soil solids to the weight of an equal volume of distilled water at the given temperature, is known
  • porosity
  • specific gravity
  • void ratio
  • water content.
Q.11
Geologic cycle for the formation of soil, is
  • Upheavel → transportation → deposition → weathering
  • Weathering → upheaval → transportation → deposition
  • Transportation → upheaval → weathering → deposition
  • Weathering → transportation → deposition → upheaval
  • E. None of these.
Q.12
Which of the following soil has the finest grains?
  • Silt
  • Clay
  • Fine sand
  • Coarse sand
Q.13
The angle of internal friction is maximum for
  • Round-grained dense sand
  • Round-grained loose sand
  • Angular-grained dense sand
  • None of the above
Q.14
A decrease in water content results in a reduction of the volume of a soil in
  • Liquid state
  • Semi solid state
  • Plastic state
  • All of these
Q.15
The minimum water content at which the soil just begins to crumble when rolled into threads 3 mm in diameter, is known
  • liquid limit
  • plastic limit
  • shrinkage limit
  • permeability limit.
Q.16
Which one of the following statements is true ?
  • Clays are more porous than sands
  • Pressure of organic matter in a soil decreases the bearing capacity of the soil
  • Aluminous cement is used for foundations in soils with chemical deposits
  • All the above.
Q.17
When drainage is permitted under initially applied normal stress only and full primarily consolidation is allowed to take place, the test is known as
  • quick test
  • drained test
  • consolidated undrained test
  • none of these.
Q.18
According to Atterberg, the soil is said to be of medium plasticity if the plasticity index PI is
  • 0
  • 7
  • 17
  • PI>27
Q.19
The ratio of volume of voids to the total volume of soil mass is called
  • air content
  • porosity
  • percentage air voids
  • voids ratio
Q.20
Which of the following is a measure of particle size range ?
  • effective size
  • uniformity coefficient
  • coefficient of curvature
  • none of the above
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