Test: Indian Standard Classification


5 Questions MCQ Test Soil Mechanics | Test: Indian Standard Classification


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Attempt Test: Indian Standard Classification | 5 questions in 20 minutes | Mock test for Civil Engineering (CE) preparation | Free important questions MCQ to study Soil Mechanics for Civil Engineering (CE) Exam | Download free PDF with solutions
QUESTION: 1

The Indian standard soil classification system ,(ISCS) was first developed in___________

Solution:

The Indian standard classification system (ISCS) was first developed in 1959 and revised in 1970.

QUESTION: 2

According to ISCS , fine grained soils are subdivided in to___________

Solution:

 Fine grained soil are subdivided into 3 types
1. Inorganic silts and very fine sands
2. Inorganic clays
3. Organic silts and clay and organic matter.

QUESTION: 3

The ISCS classifies the soil in to__________

Solution:

The ISCS classifies the soil into 18 groups as against 15 groups of USCS.

QUESTION: 4

Laboratory classification of fined grained soil is done with the help of________

Solution:

Laboratory classification criteria of fine grained soil is done by plasticity chart.

QUESTION: 5

The A-line, in unified classification system table has the equation of__________

Solution:

The A-line, dividing the inorganic clay from silt and organic soil has the equation: IP=0.73(WL-20).

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