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
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 7° 12° 17° 10° 7° 12° 17° 10° ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation The flownet for an earthen dam with 30 m water depth consists of 25 potential drops and 5 flow channels. The coefficient of permeability of dam material is 0.03 mm/sec. The discharge per meter length of dam is 0.00018 nrVsec 0.1125 m3/sec 0.0045 m3/sec 0.18 m3/sec 0.00018 nrVsec 0.1125 m3/sec 0.0045 m3/sec 0.18 m3/sec ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m2 to 200 kN/ m2. If the effective stress is further increased from 200 kN/ m2 to 400 kN/ m2, then the settlement of the same clay is 10 mm None of these 20 mm 40 mm 10 mm None of these 20 mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation The slope of isochrone at any point at a given time indicates the rate of change of effective stress with time pore water pressure with depth effective stress with depth pore water pressure with time effective stress with time pore water pressure with depth effective stress with depth pore water pressure with time ANSWER DOWNLOAD EXAMIANS APP
Soil Mechanics and Foundation Coefficient of consolidation for clays normally first increases and then decreases with increase in liquid limit decreases with increase in liquid limit remains constant at all liquid limits increases with increase in liquid limit first increases and then decreases with increase in liquid limit decreases with increase in liquid limit remains constant at all liquid limits increases with increase in liquid limit ANSWER DOWNLOAD EXAMIANS APP