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 -2 2 -0.5 0.5 TRUE ANSWER : ? YOUR ANSWER : ?
If the water content of a fully saturated soil mass is 100%, then the voids ratio of the sample is greater than specific gravity of soil independent of specific gravity of soil less than specific gravity of soil equal to specific gravity of soil TRUE ANSWER : ? YOUR ANSWER : ?
Rise of water table above the ground surface causes Decrease in pore water pressure but increase in total stress Increase in pore water pressure but decrease in total stress Equal decrease in pore water pressure and total stress Equal increase in pore water pressure and total stress TRUE ANSWER : ? YOUR ANSWER : ?
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° 10° 12° 17° TRUE ANSWER : ? YOUR ANSWER : ?
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 None of these 20 mm 10 mm 40 mm TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following types of soil is transported by gravitational forces ? drift talus dune sand loess TRUE ANSWER : ? YOUR ANSWER : ?
Hydrometer readings are corrected for: Temperature correction Temperature, meniscus and dispersing agent corrections Meniscus correction Dispersing agent correction TRUE ANSWER : ? YOUR ANSWER : ?
Compressibility of sandy soils is much greater than that of clayey soils None of these almost equal to that of clayey soils much less than that of clayey soils TRUE ANSWER : ? YOUR ANSWER : ?
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 0.18 m3/sec 0.0045 m3/sec TRUE ANSWER : ? YOUR ANSWER : ?
When the degree of saturation is zero, the soil mass under consideration represents two phase system with soil and water one phase system three phase system two phase system with soil and air TRUE ANSWER : ? YOUR ANSWER : ?