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% decreases by 33.3% increases by 50% increases by 33.3% increases by 25% decreases by 33.3% increases by 50% 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 6 months 24 months 12 months 3 months 6 months 24 months 12 months ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation A retaining wall 6m high supports a backfill with a surcharge angle of 10°. The back of the wall is inclined to the vertical at a positive batter angle of 5°. If the angle of wall friction is 7°, then the resultant active earth pressure will act at a distance of 2 m above the base and inclined to the horizontal at an angle of 12° 17° 10° 7° 12° 17° 10° 7° ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Shear strength of a soil is a unique function of both effective stress and total stress None of these effective stress only total stress only both effective stress and total stress None of these effective stress only total stress only ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation The ratio of volume of voids to the total volume of soil mass is called air content voids ratio percentage air voids porosity air content voids ratio percentage air voids porosity ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Rise of water table above the ground surface causes Increase in pore water pressure but decrease in total stress Equal increase in pore water pressure and total stress Decrease in pore water pressure but increase in total stress Equal decrease in pore water pressure and total stress Increase in pore water pressure but decrease in total stress Equal increase in pore water pressure and 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
EXAMIANS