When drainage is permitted under initially applied normal stress only and full primarily
consolidation is allowed to take place, the test is known as
(A) Quick test
(B) Drained test
(C) Consolidated undrained test
(D) None of these

1 Answer

Answer :

(C) Consolidated undrained test

Related questions

Description : 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 ... (A) Quick test (B) Drained test (C) Consolidated undrained test (D) None of these

Last Answer : Answer: Option B

Description : In a triaxial compression test when drainage is allowed during the first stage (i. e. application of cell pressure) only and not during the second stage (i.e. application of deviator ... test (B) Consolidated undrained test (C) Unconsolidated drained test (D) Unconsolidated undrained test

Last Answer : (B) Consolidated undrained test

Description : Unconfmed compressive strength test is (A) Undrained test (B) Drained test (C) Consolidated undrained test (D) Consolidated drained test

Last Answer : (A) Undrained test

Description : The triaxial apparatus is usually used for (A) Unconsolidated-undrained test (B) Consolidated-undrained test (C) Drained test (D) All the above tests

Last Answer : Answer: Option D

Description : In a deposit of normally consolidated clay (A) Effective stress increases with depth but water content of soil and undrained strength decrease with depth (B) Effective stress and water ... decreases with depth (D) Effective stress, water content and undrained strength decrease with depth

Last Answer : C) Effective stress and undrained strength increase with depth but water content decreases with depth

Description : Pick up the correct statement from the following: (A) Isotropic consolidation of clay can be obtained in the triaxial apparatus under equal all￾round pressure (B) If the present effective stress is the ... more than present effective stress, it is called over-consolidated clay (D) All the above

Last Answer : Answer: Option D

Description : In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear (A) Decreases (B) Increases (C) Remains unchanged (D) First increases and then decreases

Last Answer : (A) Decreases

Description : 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 (A) Less than 1 (B) 1 (C) More than 1 (D) None of these

Last Answer : (C) More than 1

Description : Which one of the following clays behaves like a dense sand? (A) Over-consolidated clay with a high over-consolidation ratio (B) Over-consolidated clay with a low over-consolidation ratio (C) Normally consolidated clay (D) Under-consolidated clay

Last Answer : Answer: Option A

Description : Pick up the correct statement from the following:  (A) The volume of underground water extracted by gravity drainage from a saturated soil, is  known as yield  (B) The ratio of volume ... ) The sum of specific yield and specific retention, is equal to porosity  (D) All the above

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Description : A stratum of clay 2 m thick will get consolidated 80% in 10 years. For the 80% consolidation of 8 m thick stratum of the same clay, the time required is (A) 100 years (B) 120 years (C) 140 years (D) 160 years

Last Answer : Answer: Option D

Description : The ratio of the undrained strength in the undrained state to the undrained strength, at the same water content, in the remoulded state, is called the sensivity of the clay. Its value for quick clays is (A) 4 (B) 8 (C) 12 (D) 20

Last Answer : (D) 20

Description : direct shear test possesses the following disadvantage: (A) A relatively thin thickness of sample permits quick drainage (B) A relatively thin thickness of sample permits quick dissipation of pore pressure ... C) As the test progresses the area under shear, gradually changes (D) None of these

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Description : 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 ... 20, the number of days required (A) 3233 (B) 3123 (C) 33331 (D) 3313

Last Answer : Answer: Option C

Description : Degree of consolidation is (A) Directly proportional to time and inversely proportional to drainage path (B) Directly proportional to time and inversely proportional to square of drainage path (C ... to time (D) Directly proportional to square of drainage path and inversely proportional to time

Last Answer : Answer: Option B

Description : If Cv is the coefficient of consolidation, is the time and is drainage path of one dimensional consolidation of soil, the time factor Tv, is given by (A) Tv = d²/Cv t (B) Tv = t²/d²Cv (C) Tv = Cv3 /d²t (D) Tv = Cv t/dt

Last Answer : Answer: Option D

Description : During consolidation process of clayey soils, indicate the sequence of occurrence of the following events in the order from first to last : 1. Load being taken up by the pore water 2. Load being taken up by the soil grains 3. Drainage of ... 1, 2 and 3 (b) 2, 3 and 1 (c) 1, 3 and 2 (d) 2, 1 and 3

Last Answer : (c) 1, 3 and 2

Description : For shear strength, triaxial shear test is suitable because (A) It can be performed under all three drainage conditions (B) Precise measurement of the pore pressure and volume change during the test is possible (C) Stress distribution on the failure plane, is uniform (D) All the above

Last Answer : (D) All the above

Description : A triaxial shear test is preferred to direct shear test, because (A) It can be performed under all three drainage conditions with complete control (B) Precise measurement of pore pressure and change in ... possible (C) Stress distribution on the failure plane, is non uniform (D) None of these

Last Answer : Answer: Option A

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Description : Pick up the correct statement from the following: (A) The property of a soil that enables it to become stiff in a relatively short time on standing is called thixotropy (B) The ratio ... the undisturbed shear strength and remoulded shear strength is known remoulding loss (D) All the above

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Last Answer : Answer: Option D

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