Soil Mechanics and Foundation Engineering Questions

• The void ratio of a soil sample decreases from 1.50 to 1.25 when the pressure is increased from 25 tonnes/m2 to 50 tonnes/m2, the coefficient of compressibility is
• The ultimate bearing capacity of a soil, is
• If W1, W2, W3 and W4 are the sequential weights obtained during observations in pycnometer method for determining water content, the formula to be used, is
• Soil classification of composite soils, exclusively based on the particle size distribution, is known
• Fundamental relationship between dry density (γd), bulk density (γ) and water content (ω), is :
• Pick up the correct statement from the following:
• The plasticity index is the numerical difference between
• The minimum centre to centre distance of friction piles of 1 m diameter, is
• Coulomb's wedge theory assumes that
• A critical hydraulic gradient may occur when
• In active state of plastic equilibrium in a non cohesive soil with horizontal ground surface
• If drainage is permitted throughout the test, during the application of both normal, and shear stresses so that full consolidation occurs and no excess pore pressure is set up at any stage of the test, is known as
• A saturated soil sample has water content of 40% and specific gravity of soil particles 2.7. The void ratio of the soil, is
• The inventor of the term soil mechanics, was
• The phreatic line in an earth dam may be
• The total weight of a pycnometer with water and oven dried soil 20 (g) is 1600 g. The pycnometer filled with water alone weighs 1500 g. The specific gravity of the soil, is
• In a purely cohesive soil, the critical centre lies at the intersection of
• The ratio of the volume of water present in a given soil mass to the total volume of its voids, is known
• The angle of internal friction, is least for
• The reduction in volume of soil due to squeezing out of water from the voids, is termed