1. A stiff clay has a consistency index _____.

[A] 50-75
[B] Less than 50
[C] 75 – 100
[D] Greater than 100

Answer: Option C


2. For a soil sample if Plasticity Index =30% and % of particles finer than 2 micron size is 20 %, its activity is ______.

[A] 1.50
[B] 1.0
[C] 0.87
[D] None of the above

Answer: Option B

 

3. For most clay sensitivity is _____.

[A] Less than 1.0
[B] 4 – 16
[C] more than 16
[D] 2 to 4

Answer: Option D


4. The Plasticity index of a highly plastic soil is about _____.

[A] 10 – 20
[B] Greater than 40
[C] 20 – 40
[D] Less than 10

Answer: Option C

 

5. The shrinkage index is equal to ____.

[A] Liquid limit minus shrinkage limit
[B] Liquid limit minus plastic limit
[C] Plastic limit minus shrinkage limit
[D] None of the above

Answer: Option C

 

GEOTECHNICAL ENGINEERING MCQs 👇

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