Soil Mechanics and Foundation A tri-axial shear test is preferred to direct shear test, because It can be performed under all three drainage conditions with complete control Precise measurement of pore pressure and change in volume during test, is not possible None of these Stress distribution on the failure plane, is non uniform It can be performed under all three drainage conditions with complete control Precise measurement of pore pressure and change in volume during test, is not possible None of these Stress distribution on the failure plane, is non uniform 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 24 months 6 months 12 months 3 months 24 months 6 months 12 months 3 months ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Valid range for S, the degree of saturation of soil in percentage is 0 ≤ S ≤ 100 0 < S < 100 S > 0 S < 0 0 ≤ S ≤ 100 0 < S < 100 S > 0 S < 0 ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Unconfmed compressive strength test is consolidated undrained test undrained test drained test consolidated drained test consolidated undrained test undrained test drained test consolidated drained test ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation With the increase in the amount of compaction energy both optimum water content and maximum dry density decrease[ES 93] both optimum water content and maximum dry density increase optimum water content decreases but maximum dry density increases optimum water content increases but maximum dry density decreases both optimum water content and maximum dry density decrease[ES 93] both optimum water content and maximum dry density increase optimum water content decreases but maximum dry density increases optimum water content increases but maximum dry density decreases ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation 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 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 DOWNLOAD EXAMIANS APP