Geotechnical Engineering Set 10

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This set of Geotechnical Engineering Multiple Choice Questions & Answers (MCQs) focuses on Geotechnical Engineering Set 10

Q1 | Rise of water table in cohesion-less soils upto ground surface reduces the net ultimate bearing capacity approximately by
Q2 | A decrease in water content results in a reduction of the volume of a soil in
Q3 | In non-cohesive soil in passive state of plastic equilibrium
Q4 | A soil has a bulk density of 22 kN/m3 and water content 10 %. The dry density of soil is
Q5 | If the sand in-situ is in its densest state, then the relative density of sand is
Q6 | If dry density, water density and specific gravity of solids of a given soil sample are 1.6 g/cc, 1.84 g/cc and 2.56 respectively, the porosity of the soil sample, is
Q7 | The property of a soil which permits water to percolate through it, is called
Q8 | Toughness index is defined as the ratio of
Q9 | A moist soil sample of volume 60 cc. weighs 108 g and its dried weight is 86.4 g. If its absolute density is 2.52, the degree of saturation is
Q10 | The hydraulic head that would produce a quick condition in a sand stratum of thickness 1.5m, specific gravity 2.67 and voids ratio 0.67 is equal to
Q11 | The factor which affects the compaction, is
Q12 | In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear
Q13 | Pick up the correct statement from the following:
Q14 | The maximum value of effective stress in the past divided by the present value is defined as over consolidation ratio (OCR). The O.C.R. of an over consolidated clay is
Q15 | A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is
Q16 | The effective size of particles of soil is denoted by
Q17 | If S, L and R are the arc length, long chord and radius of the sliding circle then the perpendicular distance of the line of the resultant cohesive force, is given by
Q18 | Uniformity coefficient of a soil is
Q19 | The fluid generally used for grouting is
Q20 | The total and effective stresses at a depth of 5 m below the top level of water in a swimmingpool are respectively
Q21 | Time factor for a clay layer is
Q22 | The critical exist gradient of seepage water in soils, is
Q23 | In the triaxial compression test, the application of additional axial stress (i.e. deviator stress)on the soil specimen produces shear stress on
Q24 | For a clay slope of height of 10 m, the stability number is 0.05, = 2.0 t/m3, C = 2.5 t/m2,the critical height of the slope of the soil, is
Q25 | Allowable bearing pressure for a foundation depends upon