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BARC CE 2018 "Soil Mechanics & Foundation Engg." Nuclear Quiz 1
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Question 1
An excavation is made with a vertical face in a clay soil, which has cu = 50 kN/m2, γ = 18 kN/m3. For pure clay and vertical face, Taylor's Stability Number is 0.216, the maximum depth (in m) of excavation so that the excavation is stable is
Question 2
List I and List II contains respectively terms and expressions related to soil classification. Match the two lists and select the correct answer using the codes given below the lists:
List-I
A) Activity number
B) Liquidity index
C) Sensitivity index
D) Consistency index
List-II
1.
2.
3.
4.
List-I
A) Activity number
B) Liquidity index
C) Sensitivity index
D) Consistency index
List-II
1.
2.
3.
4.
Question 3
A soil has liquid limit of 35, plastic limit of 20 and moisture content 25%. What will be its liquidity index and plasticity index
Question 4
A compacted sample of soil with bulk density of 2.0g/cm3 has a water content of 15%. What is its dry density? Assume G = 2.65
Question 5
A cohesive soil yields a maximum dry density of 18kN/m3 during a standard proctor compaction test. If the specific gravity is 2.65, what would be its void ratio? (Adopt unit of water as 9.81 kN/m3)
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