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Soil Mechanics Test 2
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  • Question 1/7
    1 / -0
    In a clay mineral lattice, two silicon ions in tetrahedral unit is substituted by two aluminum ions due to readily availability of aluminum ions in water. Which of the following is true?
  • Question 2/7
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    Match the following List-I (Soil) with List-II (Transporting agent) and select an appropriate choice.

    List-I

    List-II

    A. Drift

    1. Water

    B. Talus

    2. Wind

    C. Loess

    3. Glacier

     D. alluvial 

    4. Gravity

  • Question 3/7
    1 / -0
    The surface area of soil particle is measured using air permeability method and found to be 10 cm2. The same soil when placed in a 10 cc beaker full of water the volume of water remaining inside is found to be 6 cc. The specific surface area of the soil is
  • Question 4/7
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    A soil taken from the construction site was subjected to grain size analysis in the laboratory and following results was obtained:

    Sieve Seize

    4.75 mm 

    600 μ 

    425 μ 

    222 μ 

    150 μ 

    75 μ 

    % finer

    100

    60

    45

    30

    10

    0

    The soil sample is classified as ____
  • Question 5/7
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    Sieve analysis is conducted on two soils A and B. The results of the test are given below:

    Soil A

    Soil B

    61% of the soil passed through 75 μ Is sieve

    27% of the soil passed through 75 μ Is sieve

    100% of the soil is passing through 4.75 mm IS sieve

    70% of the soil is passing through 4.75 mm IS sieve

     

    Soil

    Cu

    Ip(%)

    WL(%)

    A

    -

    11

    45

    B

    7

    9

    -

     
    Identify the soil on the basis of the result obtained?
  • Question 6/7
    1 / -0
    The coefficient of uniformity of a soil specimen is 4 and the coefficient of curvature is 1.6. The ratio D30/D10 correct up to 2 decimal places is______
  • Question 7/7
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    Sedimentation analysis was performed on a soil and the results are listed below

    Seive size

    90 μ

    75 μ

    60 μ

    4.72 μ

    % Passing

    95%

    80%

    60%

    20%


    The liquid limit of the soil is 70% and plastic limit is 30%. The group index of the soil is 
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