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 50% decreases by 33.3% increases by 25% increases by 33.3% increases by 50% decreases by 33.3% increases by 25% increases by 33.3% 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 6 months 12 months 3 months 24 months 6 months 12 months 3 months 24 months ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Skempton’s pore pressure coefficient B for saturated soil is between 0 and 1 zero 1 greater than 1 [CS 95] between 0 and 1 zero 1 greater than 1 [CS 95] 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 20.0 kN/m3 22.0 kN/m3 23.2 kN/m3 18.6 kN/m3 20.0 kN/m3 22.0 kN/m3 23.2 kN/m3 ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation The ratio of volume of voids to the total volume of soil mass is called voids ratio porosity percentage air voids air content voids ratio porosity percentage air voids air content ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation With the increase in the amount of compaction energy 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 both optimum water content and maximum dry density decrease[ES 93] both optimum water content and maximum dry density increase ANSWER DOWNLOAD EXAMIANS APP