Q. A structure is erected on an impervious clay whose thickness is 12 m. Drainage is possible both at upper and lower surfaces. Coefficient of consolidation is 0.015 cm² per minute. For attaining 50% consolidation with a time factor 0.20, the number of days required

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Q. Which one of the following statements is true for Mohr-Coulomb envelope ?

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Q. The intensity of active earth pressure at a depth of 10 metres in dry cohesionless sand with an angle of internal friction of 30° and with a weight of 1.8 t/m³, is

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Q. On wetting, cohesive soils,

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Q. The Mohr's straight theory is based on the following fact :

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Q. Hydrometer readings are corrected for:

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Q. Tergazhi's theory of one dimensional consolidation assumes

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Q. An unsaturated 100 cm³ sample of soil weighs 190 g. If its dried weight is 160 g, water content of the soil, is

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Q. If the natural moisture content, the liquid limit and plastic limit of a soil sample are stated as 30.5%, 42.5% and 22.5% respectively, the ratio of liquidity index and plastic index, is

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Q. The bearing capacity of a soil depends upon

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Q. A direct shear test possesses the following disadvantage:

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Q. Through a point in a loaded soil mass, there exists n typical planes mutually orthogonal on which the stress is wholly normal and no shear stress acts, if n is

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Q. The pressure that builds up in pore water due to load increment on the soil, is termed

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Q. Soils containing organic matters

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Q. A soil not fully consolidated under the existing over-burden pressure, is called

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Q. The angle of internal friction is maximum for

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Q. A grillage foundation

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Q. The slip at critical angle, is generally known

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Q. The property of a soil which allows it to be deformed rapidly without rupture, elastic rebound and also a volume change, is known

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Q. A soil mass is said to be in plastic equilibrium if

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