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Soil Mechanics and Foundation - Interview Questions and Answers

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51. Sand particles are made of
A. rock minerals
B. kaolinite
C. illite
D. montmorillonite
Explanation:
52. According to IS classification, the range of silt size particles is
A. 4.75 mm to 2.00 mm
B. 2.00 mm to 0.425 mm
C. 0.425 mm to 0.075 mm
D. 0.075 mm to 0.002 mm
Explanation:
53. The admixture of coarser particles like sand or silt to clay causes
A. decrease in liquid limit and increase in plasticity index
B. decrease in liquid limit and no change in plasticity index
C. decrease in both liquid limit and plasticity index
D. increase in both liquid limit and plasticity index
Explanation:
54. Toughness index is defined as the ratio of
A. plasticity index to consistency index
B. plasticity index to flow index
C. liquidity index to flow index
D. consistency index to liquidity index
Explanation:
55. Inorganic soils with low compressibility are represented by
A. MH
B. SL
C. ML
D. CH
Explanation: