Geotechnical Engineering MCQs | Geotechnical Engineering MCQs and Answers for competitive exams
Questions
81
The maximum dry density upto which any soil can be compacted depends upon
Answer: both moisture content and amount of compaction energy
82
In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear
Answer: decreases
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84
The angle that Coulomb's failure envelope makes with the horizontal is called
Answer: cohesion
85
Sensitivity of a soil can be defined as
Answer: ratio of compressive strength of unconfined undisturbed soil to that of soil in a remoulded state
86
The effect of cohesion on a soil is to
Answer: reduce the active earth pressure in-tensity but to increase the passive earth pressure intensity
87
A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesionless soil under an intensity of loading of 0.2 N/ram2. The settlement of a prototype shallow footing 1 m square under the same intensity of loading is
Answer: between 15 mm and 25 mm
88
Which of the following types of soil is transported by gravitational forces ?
Answer: talus
89
Rankine's theory of earth pressure assumes that the back of the wall is
Answer: vertical and smooth
90
If the sand in-situ is in its densest state, then the relative density of sand is
Answer: 1
