Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN: 9781305970939
Author: Braja M. Das, Khaled Sobhan
Publisher: Cengage Learning
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Question
Chapter 4, Problem 4.2CTP
(a)
To determine
The range of liquidity index for each soil over the range of moisture content.
(b)
To determine
Find the probable engineering behaviour of each soil as the moisture content changes.
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11. The range of water content between the liquid and plastic
limits is termed as:
A. liquid limit
B. plasticity index
C. plastic limit
D. shrinkage limit
12. A container of volume 3.25 x 10-3 m³ weighs 10.8 N. Dry sand
was poured to fill the container. The container and the sand
weigh 62.5 N. Calculate the porosity of the sand. Assume Gs =
2.72.
A. 67.74%
C. 43.56%
B. 40.38% 0 mod
D. 54.25%
3. The capillary pressure data for a water-oil system are given below:
Sw
Pc
0.25
35
0.30
16
0.40
8.5
0.50
1.0
The core sample used in generalizing the capillary pressure data was
taken from a layer that is characterized by an absolute permeability of
300 md and a porosity of 17%. Generate the capillary pressure data for
a different layer that is characterized by a porosity and permeability of
15%, 200 md, respectively. The interfacial tension is measured at 35
dynes/cm.
Q1: A volume of porous media is 2 m³ and its water content is 0.5. If the practical
density is 2.65 g/cm³ and the porosity is 0.7 then find:
1- Bulk density?
And
2-What is Va?
Chapter 4 Solutions
Principles of Geotechnical Engineering (MindTap Course List)
Ch. 4 - During Atterberg limit tests in the soil mechanics...Ch. 4 - Prob. 4.2PCh. 4 - Prob. 4.3PCh. 4 - Results from a liquid limit test conducted on a...Ch. 4 - The following data were obtained by conducting...Ch. 4 - Refer to the soil in Problem 4.5. Using the...Ch. 4 - Following results are obtained for a liquid limit...Ch. 4 - Prob. 4.8PCh. 4 - Prob. 4.9PCh. 4 - Prob. 4.10P
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