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Engineering
Civil
Civil Set-1
Geotechnical Engineering
29

Geotechnical Engineering MCQ with Answers

29) If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in

liquid state

plastic state

semi-solid state

solid state

Answer is:

plastic state

Geotechnical Engineering MCQ with Answers

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Related Geotechnical Engineering MCQ with Answers

30) 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

Answer is:

zero

31) Toughness index is defined as the ratio of

plasticity index to consistency index

plasticity index to flow index

liquidity index to flow index

consistency index to liquidity index

Answer is:

plasticity index to flow index

32) If the plasticity index of a soil mass is zero, the soil is

sand

silt

clay

clayey silt

Answer is:

sand

33) The admixture of coarser particles like sand or silt to clay causes

decrease in liquid limit and increase in plasticity index

decrease in liquid limit and no change in plasticity index

decrease in both liquid limit and plasticity index

increase in both liquid limit and plasticity index

Answer is:

decrease in both liquid limit and plasticity index

Geotechnical Engineering MCQ with Answers

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