Soil Mechanics and Foundation Effective stress on soil Increases both voids ratio and permeability Decreases both voids ratio and permeability Decreases voids ratio and increases permeability Increases voids ratio and decreases permeability Increases both voids ratio and permeability Decreases both voids ratio and permeability Decreases voids ratio and increases permeability Increases voids ratio and decreases permeability 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 50% increases by 25% decreases by 33.3% increases by 33.3% increases by 50% increases by 25% decreases by 33.3% ANSWER DOWNLOAD EXAMIANS APP
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 Stress distribution on the failure plane, is non uniform None of these 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 Stress distribution on the failure plane, is non uniform None of these ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Which one of the following clays behaves like a dense sand ? over-consolidated clay with a low over-consolidation ratio normally consolidated clay over-consolidated ciay with a high over-consolidation ratio under-consolidated clay over-consolidated clay with a low over-consolidation ratio normally consolidated clay over-consolidated ciay with a high over-consolidation ratio under-consolidated clay ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Time factor for a clay layer is a dimensional parameter directly proportional to permeability of soil independent of thickness of clay layer inversely proportional to drainage path a dimensional parameter directly proportional to permeability of soil independent of thickness of clay layer inversely proportional to drainage path 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 3 months 6 months 12 months 24 months 3 months 6 months 12 months ANSWER DOWNLOAD EXAMIANS APP
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