Soil Mechanics and Foundation With the increase in the amount of compaction energy both optimum water content and maximum dry density increase optimum water content increases but maximum dry density decreases optimum water content decreases but maximum dry density increases both optimum water content and maximum dry density decrease[ES 93] both optimum water content and maximum dry density increase optimum water content increases but maximum dry density decreases optimum water content decreases but maximum dry density increases both optimum water content and maximum dry density decrease[ES 93] ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Clay layer A with single drainage and coefficient of consolidation Cv takes 6 months to achieve 50% consolidation. The time taken by clay layer B of the same thickness with double drainage and coefficient of consolidation Cv/2 to achieve the same degree of consolidation is 12 months 6 months 3 months 24 months 12 months 6 months 3 months 24 months ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation During the first stage of triaxial test when the cell pressure is increased from 0.10 N/mm² to 0.26 N/mm², the pore water pressure increases from 0.07 N/mm² to 0.15 “N/mm². Skempton’s pore pressure parameter B is 0.5 2 -0.5 -2 0.5 2 -0.5 -2 ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Valid range for S, the degree of saturation of soil in percentage is S < 0 0 ≤ S ≤ 100 0 < S < 100 S > 0 S < 0 0 ≤ S ≤ 100 0 < S < 100 S > 0 ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation The flownet for an earthen dam with 30 m water depth consists of 25 potential drops and 5 flow channels. The coefficient of permeability of dam material is 0.03 mm/sec. The discharge per meter length of dam is 0.1125 m3/sec 0.18 m3/sec 0.00018 nrVsec 0.0045 m3/sec 0.1125 m3/sec 0.18 m3/sec 0.00018 nrVsec 0.0045 m3/sec ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Within the consolidation process of a saturated clay both neutral pressure and effective pressure increase a gradual increase in neutral pressure and a gradual decrease in effective pressure takes place and sum of the two is constant both neutral pressure and effective pressure decrease a gradual decrease in neutral pressure and a gradual increase in effective pressure takes place and sum of the two is constant both neutral pressure and effective pressure increase a gradual increase in neutral pressure and a gradual decrease in effective pressure takes place and sum of the two is constant both neutral pressure and effective pressure decrease a gradual decrease in neutral pressure and a gradual increase in effective pressure takes place and sum of the two is constant ANSWER DOWNLOAD EXAMIANS APP