JNTUA M.Tech 2nd Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
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Code: 9D12101
M.Tech | Semester Supplementary Examinations August 2016
ADVANCED SOIL MECHANICS
(Geotechnical Engineering)
(For students admitted in 2012, 2013, 2014 & 2015 only)
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Time: 3 hours Max. Marks: 60
Answer any FIVE questions
All questions carry equal marks
- (a) What are the different types of clay minerals and explain in detail.
(b) Describe the methods of clay minerals identification. - What is meant by free swell index and explain how swelling pressure is determined by conducting Oedometer test.
- Write notes on flow net construction for earth dams.
- (a) Describe pore pressure parameters.
(b) What are the factors affecting shear strength of cohesive and cohesion less soils? - (a) Explain stress path in detail.
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(b) What are the different types of liquefaction and explain mitigation methods to minimize the liquefaction. - Explain the shear strength of granular soils under plain strain condition. Give a simple correlation to obtain friction angle.
- (a) Describe the method of calculation of immediate settlement in granular soil by simplified strain influence factor.
(b) What is the role of precompression for improving foundation soils? - (a) Differentiate between original and revised Mohr-Coulomb equations. Also derive a relationship between the principal stresses at failure using Mohr-Coulomb failure criterion.
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(b) What are the merits and demerits of triaxial test?
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