V. vi. vii. Soils are derived from the weathering of rocks and are commonly described by terms such as gravel, sand, silt, and clay. TRUE or FALSE During soil compaction, an increase in compactive energy results in a decrease in optimum moisture content. TRUE or FALSE ix. If drainage is prevented from a saturated test specimen any increase in total stress results in an increase in pore pressure, leaving the effective stress unchanged. TRUE or FALSE The minimum water content at which the soil just begins to crumble when rolled into threads of 3mm in diameter is called viii. The method used in the determination of grain size distribution of coarse- grained soils is called_ The decrease in volume of a soil mass under pressure due to the expulsion of air is called X.

V. vi. vii. Soils are derived from the weathering of rocks and are commonly described by terms such as gravel, sand, silt, and clay. TRUE or FALSE During soil compaction, an increase in compactive energy results in a decrease in optimum moisture content. TRUE or FALSE ix. If drainage is prevented from a saturated test specimen any increase in total stress results in an increase in pore pressure, leaving the effective stress unchanged. TRUE or FALSE The minimum water content at which the soil just begins to crumble when rolled into threads of 3mm in diameter is called viii. The method used in the determination of grain size distribution of coarse- grained soils is called_ The decrease in volume of a soil mass under pressure due to the expulsion of air is called X.

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter5: Soil Improvement And Ground Modification

Section: Chapter Questions

Problem 5.2P

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In a soil specimen, 70% of particles are passing through 4.75 mm sieve and 40% of particles are passing 0.075 mm sieve. Its uniformity coefficient is 8 and coefficient of curvature is 2. As per USCS, this soil is classified as: a.SP b.GP c.GW d.SW
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