Within the consolidation process of a saturated clay (A) A gradual increase in neutral pressure and a gradual decrease in effective pressure take place and sum of the two is constant (B) A gradual decrease in neutral pressure and a gradual increase in effective pressure take place and sum of the two is constant (C) Both neutral pressure and effective pressure decrease (D) Both neutral pressure and effective pressure increase

Within the consolidation process of a saturated clay
(A) A gradual increase in neutral pressure and a gradual decrease in effective pressure take
place and sum of the two is constant
(B) A gradual decrease in neutral pressure and a gradual increase in effective pressure take
place and sum of the two is constant
(C) Both neutral pressure and effective pressure decrease
(D) Both neutral pressure and effective pressure increase
by

1 Answer

Answer :

Answer: Option B
by

Related questions

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 maximum to which the clay has ever been subjected, it is called normally consolidated clay (C) If the present effective stress in the past was more than present effective stress, it is called over-consolidated clay (D) All the above

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

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

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

Pick up the correct statement from the following: (A) Coefficient of compressibility is the decrease in void ratio per unit increase of pressure (B) The percent settlement at any time is called degree of consolidation (C) Time factor is a dimensionless quantity (D) All the above

Description : Pick up the correct statement from the following: (A) Coefficient of compressibility is the decrease in void ratio per unit increase of pressure (B) The percent settlement at any time is called degree of consolidation (C) Time factor is a dimensionless quantity (D) All the above

Last Answer : Answer: Option D

Transition curves are introduced at either end of a circular curve, to obtain (A) Gradually decrease of curvature from zero at the tangent point to the specified quantity at the junction of the transition curve with main curve (B) Gradual increase of super-elevation from zero at the tangent point to the specified amount at the junction of the transition curve with main curve (C) Gradual change of gradient from zero at the tangent point to the specified amount at the junction of the transition curve with main curve (D) None of these

Description : Transition curves are introduced at either end of a circular curve, to obtain (A) Gradually decrease of curvature from zero at the tangent point to the specified quantity at the junction of the ... specified amount at the junction of the transition curve with main curve (D) None of these

Last Answer : (B) Gradual increase of super-elevation from zero at the tangent point to the specified amount at the junction of the transition curve with main curve

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 content increase with depth but undrained strength decreases with depth C) Effective stress and undrained strength increase with depth but water content decreases with depth (D) Effective stress, water content and undrained strength decrease with depth

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

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 (A) 3233 (B) 3123 (C) 33331 (D) 3313

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

The ultimate consolidation settlement of a structure resting on a soil (A) Decreases with the increase in the initial voids ratio (B) Decreases with the decrease in the plastic limit (C) Increases with the increase in the initial voids ratio (D) Increases with the decrease in the porosity of the soil

Description : The ultimate consolidation settlement of a structure resting on a soil (A) Decreases with the increase in the initial voids ratio (B) Decreases with the decrease in the plastic limit (C) Increases ... increase in the initial voids ratio (D) Increases with the decrease in the porosity of the soil

Last Answer : Answer: Option A

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

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

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

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

In clay soil (A) Swelling and shrinkage characteristics prevail (B) Consolidation continues even after several years of construction (C) Differential settlement is generally prevalent (D) All the above

Description : In clay soil (A) Swelling and shrinkage characteristics prevail (B) Consolidation continues even after several years of construction (C) Differential settlement is generally prevalent (D) All the above

Last Answer : Answer: Option D

A film company and a music recording company may choose to combine, believing that the result will be more effective than the sum of the two component parts. What term is used for the benefits? A. Synergy B. Diversification C. IntegrationD. Consolidation

Description : A film company and a music recording company may choose to combine, believing that the result will be more effective than the sum of the two component parts. What term is used for the benefits? A. Synergy B. Diversification C. Integration D. Consolidation

Last Answer : Synergy

A film company and a music recording company may choose to combine, believing that the result will be more effective than the sum of the two component parts. What term is used for the benefits? A. Synergy B. Diversification C. Integration D. Consolidation

Description : A film company and a music recording company may choose to combine, believing that the result will be more effective than the sum of the two component parts. What term is used for the benefits? A. Synergy B. Diversification C. Integration D. Consolidation

Last Answer : Synergy

Coefficient of consolidation for clays normally (A) Decreases with increase in liquid limit (B) Increases with increase in liquid limit (C) First increases and then decreases with increase in liquid limit (D) Remains constant at all liquid limits

Description : Coefficient of consolidation for clays normally (A) Decreases with increase in liquid limit (B) Increases with increase in liquid limit (C) First increases and then decreases with increase in liquid limit (D) Remains constant at all liquid limits

Last Answer : (A) Decreases with increase in liquid limit

The increase in population all over the world is due to (a) tremendous increase in birth rate (b) significant decrease in death rate (c) gradual decrease in morbidity rate (d) failure to adopt family planning contraceptive devices

Description : The increase in population all over the world is due to (a) tremendous increase in birth rate (b) significant decrease in death rate (c) gradual decrease in morbidity rate (d) failure to adopt family planning contraceptive devices

Last Answer : Ans:(d)

The admixture of coarser particles like sand or silt to clay causes (A) Decrease in liquid limit and increase in plasticity index (B) Decrease in liquid limit and no change in plasticity index (C) Decrease in both liquid limit and plasticity index (D) Increase in both liquid limit and plasticity index

Description : The admixture of coarser particles like sand or silt to clay causes (A) Decrease in liquid limit and increase in plasticity index (B) Decrease in liquid limit and no change in plasticity index ... in both liquid limit and plasticity index (D) Increase in both liquid limit and plasticity index

Last Answer : Answer: Option C

For testing a saturated clay for shear strength, the test recommended, is (A) Direct shear test (B) Triaxial compression test (C) Unconfined compression test (D) All the above

Description : For testing a saturated clay for shear strength, the test recommended, is (A) Direct shear test (B) Triaxial compression test (C) Unconfined compression test (D) All the above

Last Answer : Answer: Option C

Consider the following statements: 1. For a saturated soil, Skempton’s B-parameter is nearly equal to unity. 2. For an undisturbed sensitive clay, the stress-strain curve shows a peak. 3. Interlocking contributes significantly to the shearing strength in case of dense sand. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Description : Consider the following statements: 1. For a saturated soil, Skempton's B-parameter is nearly equal to unity. 2. For an undisturbed sensitive clay, the stress-strain curve shows a peak. 3. Interlocking contributes significantly to the shearing ... 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (a) 1, 2 & 3

Unconfined compression test it most suitable for determining the : 1. Sensitivity of clays 2. Settlement of embankments 3. ‘Strength’ of partially saturated clay sample 4. ‘Strength’ of fully saturated clay sample (a) 1, 2, 3 and 4 (b) 2 and 3 only (c) 3 and 4 only (d) 1 and 4 only

Description : Unconfined compression test it most suitable for determining the : 1. Sensitivity of clays 2. Settlement of embankments 3. ‘Strength’ of partially saturated clay sample 4. ‘Strength’ of fully saturated clay sample (a) 1, 2, 3 and 4 (b) 2 and 3 only (c) 3 and 4 only (d) 1 and 4 only

Last Answer : (d) 1 and 4 only

If the load on beam is increased, the tensile stress sin the concrete below the neutral axis will (a) Increase (b) Decrease (c) Remain unchanged (d) None of these

Description : If the load on beam is increased, the tensile stress sin the concrete below the neutral axis will (a) Increase (b) Decrease (c) Remain unchanged (d) None of these

Last Answer : (a) Increase

If the water table rises upto ground surface, then the (A) Effective stress is reduced due to decrease in total stress only but pore water pressure does not change (B) Effective stress is reduced due to increase in pore water pressure only but total stress does not change (C) Total stress is reduced due to increase in pore water pressure only but effective stress does not change (D) Total stress is increased due to decrease in pore water pressure but effective stress does not change

Description : If the water table rises upto ground surface, then the (A) Effective stress is reduced due to decrease in total stress only but pore water pressure does not change (B) Effective stress is ... D) Total stress is increased due to decrease in pore water pressure but effective stress does not change

Last Answer : (B) Effective stress is reduced due to increase in pore water pressure only but total stress does not change

Coefficient of compressibility is (A) Constant for any type of soil (B) Different for different types of soils and also different for a soil under different states of consolidation (C) Different for different types of soils but same for a soil under different states of consolidation (D) Independent of type of soil but depends on the stress history of soil

Description : Coefficient of compressibility is (A) Constant for any type of soil (B) Different for different types of soils and also different for a soil under different states of consolidation (C) Different for ... of consolidation (D) Independent of type of soil but depends on the stress history of soil

Last Answer : Answer: Option B

Terzaghi's theory of one dimensional consolidation assumes (A) Load is applied in one direction (B) Coefficient of permeability is constant (C) Excess pore water drains out only in the vertical direction (D) All the above

Description : Terzaghi's theory of one dimensional consolidation assumes (A) Load is applied in one direction (B) Coefficient of permeability is constant (C) Excess pore water drains out only in the vertical direction (D) All the above

Last Answer : Answer: Option D

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 known as (A) Quick test (B) Drained test (C) Consolidated undrained test (D) None of these

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

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

Description : 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

Last Answer : (C) Consolidated undrained test

Consider the following statements: 1. Consolidation time increase with increasing compressibility 2. Consolidation time decreases with increasing permeability. 3. Consolidation time is dependent on the magnitude of stress increase. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Description : Consider the following statements: 1. Consolidation time increase with increasing compressibility 2. Consolidation time decreases with increasing permeability. 3. Consolidation time is dependent on the magnitude of stress increase. Which of these ... (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (b) 1 & 2 only

The more effective way of increasing efficiency of Carnot engine is to  (a) increase higher temperature  (b) decrease higher temperature  (c) increase lower temperature  (d) decrease lower temperature  (e) keep lower temperature constant.

Description : The more effective way of increasing efficiency of Carnot engine is to  (a) increase higher temperature  (b) decrease higher temperature  (c) increase lower temperature  (d) decrease lower temperature  (e) keep lower temperature constant.

Last Answer : Answer : d

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 drained to the total volume of material drained, is known as specific yield (C) The sum of specific yield and specific retention, is equal to porosity (D) All the above

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

Last Answer : (D) All the above

In a constant pressure process steam is generated from 10 bar and 0.8 dry condition till it become dry and saturated. Determine amount of heat added per kg of steam. From steam table at 10 bar Tsat = 179.9°C hf = 762.6 kl/kg, hg = 2776.2 kJ/kg

Description : In a constant pressure process steam is generated from 10 bar and 0.8 dry condition till it become dry and saturated. Determine amount of heat added per kg of steam. From steam table at 10 bar Tsat = 179.9°C hf = 762.6 kl/kg, hg = 2776.2 kJ/kg 

Last Answer : Constant pressure process Final condition of steam is dry saturated Enthalpy of dry steam = hg= hf + hfg =2776.2 KJ/Kg .Given Latent heat of vaporization = hfg = hg - hf =2776.2-762.6 =2013.6 KJ/Kg Initial condition ... hfg = 762.6+0.8 X 2013.6 =2373.48 KJ/Kg Heat added = hg-hw = 402.72 KJ/kg

During ecological succession (a) the numbers and types of animals remain constant (b) the changes lead to a community that is in near equilibrium with the environment and is called pioneer community (c) the gradual and predictable change in species composition occurs in a given area (d) the establishment of a new biotic community is very fast in its primary phase.

Description : During ecological succession (a) the numbers and types of animals remain constant (b) the changes lead to a community that is in near equilibrium with the environment and is called pioneer community ( ... area (d) the establishment of a new biotic community is very fast in its primary phase.

Last Answer : (c) the gradual and predictable change in species composition occurs in a given area

Diets having a high ratio of polyunsaturated: saturated fatty acids can cause (A) Increase in serum triglycerides (B) Decrease in serum cholesterol (C) Decrease in serum HDL (D) Skin lesions

Description : Diets having a high ratio of polyunsaturated: saturated fatty acids can cause (A) Increase in serum triglycerides (B) Decrease in serum cholesterol (C) Decrease in serum HDL (D) Skin lesions

Last Answer : Answer : B

The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will (A) Increase (B) Decrease (C) Remain same (D) Depend on saturated boiling point; may increase or decrease

Description : The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will (A) Increase (B) Decrease (C) Remain same (D) Depend on saturated boiling point; may increase or decrease

Last Answer : (A) Increase

In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation will (A) Increase (B) Decrease (C) Remain unchanged (D) Either increase or decrease; depends on the coolant flow rate

Description : In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation ... Decrease (C) Remain unchanged (D) Either increase or decrease; depends on the coolant flow rate

Last Answer : (C) Remain unchanged

Consider the following statements: 1. Mathematically speaking, the time taken for 100% consolidation is infinite. 2. The time factor for a particular average degree of consolidation depends upon the distribution of initial excess hydrostatic pressure. 3. Secondary consolidation obeys Terzaghi’s one-dimensional theory of consolidation. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Description : Consider the following statements: 1. Mathematically speaking, the time taken for 100% consolidation is infinite. 2. The time factor for a particular average degree of consolidation depends upon the distribution of initial excess hydrostatic ... 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (b) 1 & 2 only

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 water from the pores of the soil (a) 1, 2 and 3 (b) 2, 3 and 1 (c) 1, 3 and 2 (d) 2, 1 and 3

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

PROBLEM FA sample of soft saturated clay weighs 350 grams and has a volume of 205cc. After oven drying, the soil weighs 225 grams. Calculate the values of saturated unit weight, void ratio, porosity and specific gravity?

Description : PROBLEM FA sample of soft saturated clay weighs 350 grams and has a volume of 205cc. After oven drying, the soil weighs 225 grams. Calculate the values of saturated unit weight, void ratio, porosity and specific gravity?

Last Answer : {

In clay soils, the fields often have to be fully saturated tillage can be undertaken. A. Before. C) After B. Beginning. D) Middle

Description : In clay soils, the fields often have to be fully saturated tillage can be undertaken. A. Before. C) After B. Beginning. D) Middle

Last Answer : Before

AA saturated clay is to be tested for shearing strength. Which test should be recommended? a) Direct shear test b) Triaxial shear test c) Vane shear test d) Unconfined compression*

Description : A saturated clay is to be tested for shearing strength. Which test should be recommended? a) Direct shear test b) Triaxial shear test c) Vane shear test d) Unconfined compression*

Last Answer : d) Unconfined compression*

The allowable shear stress in stiffened webs of mild steel beams decreases with (a) Decrease in the spacing of the stiffeners (b) Increase in the spacing of the stiffeners (c) Decrease in the effective depth (d) Increase in the effective depth

Description : The allowable shear stress in stiffened webs of mild steel beams decreases with (a) Decrease in the spacing of the stiffeners (b) Increase in the spacing of the stiffeners (c) Decrease in the effective depth (d) Increase in the effective depth

Last Answer : (b) Increase in the spacing of the stiffeners

The shear force on a simply supported beam is proportional to (A) Displacement of the neutral axis (B) Sum of the forces (C) Sum of the transverse forces (D) Algebraic sum of the transverse forces of the section

Description : The shear force on a simply supported beam is proportional to (A) Displacement of the neutral axis (B) Sum of the forces (C) Sum of the transverse forces (D) Algebraic sum of the transverse forces of the section

Last Answer : (D) Algebraic sum of the transverse forces of the section

As compared to wall type breakwater, mound type breakwater (A) Requires skilled labour (B) Requires low maintenance cost (C) Requires less material (D) Results in less damage due to gradual failure

Description : As compared to wall type breakwater, mound type breakwater (A) Requires skilled labour (B) Requires low maintenance cost (C) Requires less material (D) Results in less damage due to gradual failure

Last Answer : (D) Results in less damage due to gradual failure

The rocks formed by gradual deposition, are called (A) Sedimentary rocks (B) Igneous rocks (C) Metamorphic rocks (D) None of these

Description : The rocks formed by gradual deposition, are called (A) Sedimentary rocks (B) Igneous rocks (C) Metamorphic rocks (D) None of these

Last Answer : Answer: Option A

Coefficient of consolidation of a soil is affected by (A) Compressibility (B) Permeability (C) Both compressibility and permeability (D) None of the above

Description : Coefficient of consolidation of a soil is affected by (A) Compressibility (B) Permeability (C) Both compressibility and permeability (D) None of the above

Last Answer : (C) Both compressibility and permeability

A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m² to 200 kN/m². If the effective stress is further increased from 200 kN/m² to 400 kN/m², then the settlement of the same clay is (A) 10 mm (B) 20 mm (C) 40 mm (D) None of the above

Description : A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m² to 200 kN/m². If the effective stress is further increased from 200 kN/m² to 400 kN/m², then the settlement of the same clay is (A) 10 mm (B) 20 mm (C) 40 mm (D) None of the above

Last Answer : (A) 10 mm

Select the incorrect statement. (A) Effective cohesion of a soil can never have a negative value. (B) Effective angle of internal friction for coarse grained soils is rarely below 30°. (C) Effective angle of internal friction for a soil increases as state of compactness increases. (D) Effective angle of internal friction is a complicated function of mineralogy and clay size content.

Description : Select the incorrect statement. (A) Effective cohesion of a soil can never have a negative value. (B) Effective angle of internal friction for coarse grained soils is rarely below 30°. (C ... (D) Effective angle of internal friction is a complicated function of mineralogy and clay size content.

Last Answer : Answer: Option A

The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream (A) Keeps on increasing (B) Keeps on decreasing (C) Remain constant (D) May increase/decrease

Description : The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream (A) Keeps on increasing (B) Keeps on decreasing (C) Remain constant (D) May increase/decrease

Last Answer : Answer: Option C

Fire clay is __________ refractory material. (A) A basic (B) An acidic (C) A neutral (D) Not a

Description : Fire clay is __________ refractory material. (A) A basic (B) An acidic (C) A neutral (D) Not a

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Which of these is an example of a gradual geologic process?

Description : Which of these is an example of a gradual geologic process?

Last Answer : continental drift

The process of gradual cooling of glass articles to room temperature is called

Description : The process of gradual cooling of glass articles to room temperature is called

Last Answer : annealing.

The filtrate flow rate in constant pressure filtration (A) Continuously increases (B) Continuously decreases (C) Remain constant throughout (D) May increase or decrease; depends on the pressure

Description : The filtrate flow rate in constant pressure filtration (A) Continuously increases (B) Continuously decreases (C) Remain constant throughout (D) May increase or decrease; depends on the pressure

Last Answer : (B) Continuously decreases

At constant pressure, with increase of temperature, the dew point will (A) Increase (B) Decrease (C) Remain unchanged (D) Increase/decrease; depends on the temperature

Description : At constant pressure, with increase of temperature, the dew point will (A) Increase (B) Decrease (C) Remain unchanged (D) Increase/decrease; depends on the temperature

Last Answer : (A) Increase