Soil Mechanics and Foundation The admixture of coarser particles like sand or silt to clay causes increase in both liquid limit and plasticity index decrease 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 increase in both liquid limit and plasticity index decrease 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 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 0.5 -2 2 -0.5 0.5 -2 2 ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Due to a rise in temperature, the viscosity and the unit weight of the percolating fluid are reduced to 60% and 90% respectively.If other things remain constant, the coefficient of permeability increases by 33.3% increases by 25% increases by 50% decreases by 33.3% increases by 33.3% increases by 25% increases by 50% decreases by 33.3% ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Rise of water table above the ground surface causes Equal increase in pore water pressure and total stress Increase in pore water pressure but decrease in total stress Decrease in pore water pressure but increase in total stress Equal decrease in pore water pressure and total stress Equal increase in pore water pressure and total stress Increase in pore water pressure but decrease in total stress Decrease in pore water pressure but increase in total stress Equal decrease in pore water pressure and total stress 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 3 months 24 months 12 months 6 months 3 months 24 months 12 months 6 months ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation A soil has a bulk density of 22 kN/m3 and water content 10 %. The dry density of soil is 18.6 kN/m3 22.0 kN/m3 23.2 kN/m3 20.0 kN/m3 18.6 kN/m3 22.0 kN/m3 23.2 kN/m3 20.0 kN/m3 ANSWER DOWNLOAD EXAMIANS APP