Quick sand is a (A) Type of sand (B) Flow condition occurring in cohesive soils (C) Flow condition occurring in cohesion-less soils (D) Flow condition occurring in both cohesive and cohesion-less soils

Quick sand is a
(A) Type of sand
(B) Flow condition occurring in cohesive soils
(C) Flow condition occurring in cohesion-less soils
(D) Flow condition occurring in both cohesive and cohesion-less soils
by

1 Answer

Answer :

(A) Type of sand
by

Related questions

Quicksand is a) Moist sand containing a small percentage of clay b) Is a condition which generally occurs in coarse sands c) Is a condition in which cohesive properties of soil increase rapidly d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water

Description : Quicksand is a) Moist sand containing a small percentage of clay b) Is a condition which generally occurs in coarse sands c) Is a condition in which cohesive properties of soil increase rapidly d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water

Last Answer : d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water

When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. This phenomenon is generally known (A) Quick condition (B) Boiling condition (C) Quick sand (D) All the above

Description : When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. ... known (A) Quick condition (B) Boiling condition (C) Quick sand (D) All the above

Last Answer : Answer: Option D

Rise of water table in cohesion-less soils upto ground surface reduces the net ultimate bearing capacity approximately by (A) 25 % (B) 50 % (C) 75 % (D) 90 %

Description : Rise of water table in cohesion-less soils upto ground surface reduces the net ultimate bearing capacity approximately by (A) 25 % (B) 50 % (C) 75 % (D) 90 %

Last Answer : (B) 50 %

Cohesive soils are generally (A) Plastic and also compressible (B) Elastic and also compressible (C) Plastic but incompressible (D) None of these

Description : Cohesive soils are generally (A) Plastic and also compressible (B) Elastic and also compressible (C) Plastic but incompressible (D) None of these

Last Answer : (A) Plastic and also compressible

The Westergaard analysis is used for (A) Sandy soils (B) Cohesive soils (C) Stratified soils (D) Clayey soils

Description : The Westergaard analysis is used for (A) Sandy soils (B) Cohesive soils (C) Stratified soils (D) Clayey soils

Last Answer : (C) Stratified soils

On wetting, cohesive soils, (A) Loose permeability (B) Gain shear strength (C) Loose elasticity (D) Decrease their shear strength

Description : On wetting, cohesive soils, (A) Loose permeability (B) Gain shear strength (C) Loose elasticity (D) Decrease their shear strength

Last Answer : Option D

The most suitable method for drainage of fine grained cohesive soils is (A) Well point system (B) Vacuum method (C) Deep well system (D) Electro-osmosis method

Description : The most suitable method for drainage of fine grained cohesive soils is (A) Well point system (B) Vacuum method (C) Deep well system (D) Electro-osmosis method

Last Answer : Answer: Option D

The change of moisture content of soils, changes the (A) Value of the angle of repose (B) Amount of compaction required (C) Cohesive strength of soil (D) All the above

Description : The change of moisture content of soils, changes the (A) Value of the angle of repose (B) Amount of compaction required (C) Cohesive strength of soil (D) All the above

Last Answer : Answer: Option D

Auger boring (A) Is the most primitive method for making a hole in the ground (B) Is generally employed in cohesive and other self soils above water table (C) Is most economical upto a depth of 5 metres (D) All the above

Description : Auger boring (A) Is the most primitive method for making a hole in the ground (B) Is generally employed in cohesive and other self soils above water table (C) Is most economical upto a depth of 5 metres (D) All the above

Last Answer : Answer: Option D

Consider the following statements: 1. The benefit of surcharge and depth of foundation is only marginal in case of footings on purely cohesive soils. 2. The bearing capacity of a footing in pure clay increases with increase in size of the footing. 3. Size effects in plate load tests are more important in case of cohesionless soils. 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. The benefit of surcharge and depth of foundation is only marginal in case of footings on purely cohesive soils. 2. The bearing capacity of a footing in pure clay increases with increase in size of the ... , 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (d) 1 & 3 only

In particular, layers have which of the following characteristics? a) Layers are by definition highly cohesive, thus satisfying the Principle of Cohesion b) Layers doesn’t support information hiding c) Layers are constrained to use only above layers d) All of the mentioned

Description : In particular, layers have which of the following characteristics? a) Layers are by definition highly cohesive, thus satisfying the Principle of Cohesion b) Layers doesn’t support information hiding c) Layers are constrained to use only above layers d) All of the mentioned

Last Answer : Layers are by definition highly cohesive, thus satisfying the Principle of Cohesion

If the unit weight of sand particles is 2.696 g/cc. and porosity in loose state is 44%, the critical hydraulic gradient for quick sand condition, is (A) 0.91 (B) 0.92 (C) 0.93 (D) 0.95

Description : If the unit weight of sand particles is 2.696 g/cc. and porosity in loose state is 44%, the critical hydraulic gradient for quick sand condition, is (A) 0.91 (B) 0.92 (C) 0.93 (D) 0.95

Last Answer : (D) 0.95

The hydraulic head that would produce a quick condition in a sand stratum of thickness 1.5 m, specific gravity 2.67 and voids ratio 0.67 is equal to(A) 1.0 m (B) 1.5 m (C) 2.0 m (D) 3 m

Description : The hydraulic head that would produce a quick condition in a sand stratum of thickness 1.5 m, specific gravity 2.67 and voids ratio 0.67 is equal to (A) 1.0 m (B) 1.5 m (C) 2.0 m (D) 3 m

Last Answer : (B) 1.5 m

A coarse-grained soil has a voids ratio 0.75, and specific gravity as 2.75. The critical gradient at which quick sand condition occurs, is (A) 0.25 (B) 0.50 (C) 0.75 (D) 1.00

Description : A coarse-grained soil has a voids ratio 0.75, and specific gravity as 2.75. The critical gradient at which quick sand condition occurs, is (A) 0.25 (B) 0.50 (C) 0.75 (D) 1.00

Last Answer : (D) 1.00

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

Consider the following statements: 1. Relative density is a meaningful parameter for all types of soils 2. Relative density is a meaningful parameter only for cohesion soils. 3. Relative density is a better indicator of the denseness of an in-situ granular soil deposit than the void ratio. 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. Relative density is a meaningful parameter for all types of soils 2. Relative density is a meaningful parameter only for cohesion soils. 3. Relative density is a better indicator of the denseness of an in ... , 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (d) 1 & 3 only

The Auger borings are not common (A) In soils that require lateral support (B) In cohesive soils (C) In soft soils (D) None of the above

Description : The Auger borings are not common (A) In soils that require lateral support (B) In cohesive soils (C) In soft soils (D) None of the above

Last Answer : Option A

Write any four assumptions of Rankine’s theory made for non-cohesive soils.

Description : Write any four assumptions of Rankine’s theory made for non-cohesive soils.

Last Answer : Assumption of Rankines Theory for non-cohesive soils : i. The soil is semi-infinite, homogenous, dry and cohesion less. ii. The soil element is in the state of plastic equilibrium. iii ... and smooth. v. The wall yield about the base thus satisfies deformation condition for plastic equilibrium. 

__________ is a cohesive solid. (A) Wheat (B) Sand (C) Wet clay (D) None of these

Description : __________ is a cohesive solid. (A) Wheat (B) Sand (C) Wet clay (D) None of these

Last Answer : (C) Wet clay

Contact pressure beneath a rigid footing resting on cohesive soil is (A) Less at edges compared to middle (B) More at edges compared to middle (C) Uniform throughout (D) None of the above

Description : Contact pressure beneath a rigid footing resting on cohesive soil is (A) Less at edges compared to middle (B) More at edges compared to middle (C) Uniform throughout (D) None of the above

Last Answer : Answer: Option B

Consider the following statements regarding Coulomb’s theory of earth pressure: 1. It is based on wedge theory of earth pressure. 2. It assumes the wall surface to be rough. 3. It may or may not satisfy the static equilibrium condition occurring in nature. 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 regarding Coulomb's theory of earth pressure: 1. It is based on wedge theory of earth pressure. 2. It assumes the wall surface to be rough. 3. It may or may not satisfy the static equilibrium condition ... 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (b) 1 & 2 only

Which of the following soils has more plasticity index? (A) Sand (B) Silt (C) Clay (D) Gravel

Description : Which of the following soils has more plasticity index? (A) Sand (B) Silt (C) Clay (D) Gravel

Last Answer : (C) Clay

Bearing capacity of soils cannot be improved by (A) Draining sub-soil water (B) Ramming crushed stone in soil (C) Driving sand piles (D) Watering surface of soil

Description : Bearing capacity of soils cannot be improved by (A) Draining sub-soil water (B) Ramming crushed stone in soil (C) Driving sand piles (D) Watering surface of soil

Last Answer : Answer: Option D

Piping in a soil mass is a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit* b) Caused due to very low exit gradient c) Due to continuous passage of water through a series of well connected pores d) Due to loss of the strength of cohesion less soil because of upward flow of of water

Description : Piping in a soil mass is a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit* b) Caused due to very low exit gradient c) ... connected pores d) Due to loss of the strength of cohesion less soil because of upward flow of of water

Last Answer : a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit*

Percussion drilling is unsuitable in (A) Unconsolidated sand (B) Unconsolidated gravel (C) Quick sand (D) Consolidated rocks

Description : Percussion drilling is unsuitable in  (A) Unconsolidated sand  (B) Unconsolidated gravel  (C) Quick sand  (D) Consolidated rocks 

Last Answer : (D) Consolidated rocks 

Pick up the correct statement from the following: (A) The phenomenon of quicksand generally occurs in the cohesionless soil (B) At critical hydraulic gradient, the saturated sand becomes quick (C) The critical gradient depends on the void ratio and the specific gravity (D) All the above

Description : Pick up the correct statement from the following: (A) The phenomenon of quicksand generally occurs in the cohesionless soil (B) At critical hydraulic gradient, the saturated sand becomes quick (C) The critical gradient depends on the void ratio and the specific gravity (D) All the above

Last Answer : (D) All the above

For proper field control, which of the following methods is best suited for quick determination of water content of a soil mass? (A) Oven drying method (B) Sand bath method (C) Alcohol method (D) Calcium carbide method

Description : For proper field control, which of the following methods is best suited for quick determination of water content of a soil mass? (A) Oven drying method (B) Sand bath method (C) Alcohol method (D) Calcium carbide method

Last Answer : Answer: Option D

Flow occurring in a pipeline when a valve is being opened is (A) Steady (B) Unsteady (C) Laminar (D) Vortex

Description : Flow occurring in a pipeline when a valve is being opened is (A) Steady (B) Unsteady (C) Laminar (D) Vortex

Last Answer : Answer: Option B

The shearing strength of a cohesion-less soil depends upon (A) Dry density (B) Rate of loading (C) Confining pressure (D) Nature of loading

Description : The shearing strength of a cohesion-less soil depends upon (A) Dry density (B) Rate of loading (C) Confining pressure (D) Nature of loading

Last Answer : Answer: Option C

A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesion-less 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 (A) 15 mm (B) Between 15 mm and 25 mm (C) 25 mm (D) Greater than 25 mm

Description : A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesion-less 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 ... (A) 15 mm (B) Between 15 mm and 25 mm (C) 25 mm (D) Greater than 25 mm

Last Answer : Answer: Option B

The major principal stress in an element of cohesion-less soil within the backfill of a retaining wall is (A) Vertical if the soil is in an active state of plastic equilibrium (B) Vertical if the soil is in a passive state of plastic equilibrium (C) Inclined at 45° to the vertical plane (D) None of the above

Description : The major principal stress in an element of cohesion-less soil within the backfill of a retaining wall is (A) Vertical if the soil is in an active state of plastic equilibrium (B) Vertical if the ... state of plastic equilibrium (C) Inclined at 45° to the vertical plane (D) None of the above

Last Answer : Answer: Option A

A liquid would wet the solid, if adhesion forces as compared to cohesion forces are (A) Less (B) More (C) Equal (D) Less at low temperature and more at high temperature

Description : A liquid would wet the solid, if adhesion forces as compared to cohesion forces are (A) Less (B) More (C) Equal (D) Less at low temperature and more at high temperature

Last Answer : Answer: Option B

When a cohesionless soil attains quick condition, it looses (A) Shear strength (B) Bearing capacity (C) Both (a) and (b) (D) Neither (a) nor (6

Description : When a cohesionless soil attains quick condition, it looses (A) Shear strength (B) Bearing capacity (C) Both (a) and (b) (D) Neither (a) nor (6

Last Answer : Answer: Option C

Pick out the wrong statement. (A) Surface tension of a liquid is because of the difference in magnitude of adhesive & cohesive forces(B) A hydrometer used for the determination of specific gravities of liquidsworks on the principle of buoyant forces(C) In case of unsteady fluid flow, the velocity at any given point does notchange with time(D) Turbulent fluid flow is characterised by the rapid fluctuation ofinstantaneous pressure & velocity at a poin

Description : Pick out the wrong statement. (A) Surface tension of a liquid is because of the difference in magnitude of adhesive & cohesive forces (B) A hydrometer used for the determination of ... Turbulent fluid flow is characterised by the rapid fluctuation of instantaneous pressure & velocity at a poin

Last Answer : (C) In case of unsteady fluid flow, the velocity at any given point does not change with time

If the cohesive force (c), is 1.5 t/m2 , the density ) of the soil is 2.0 t/m3 , factor of safety (F) is 1.5 and stability factor (Sn) is 0.05, the safe height of a slope, is (A) 5 metres (B) 8 metres (C) 10 metres (D) 12 metres

Description : If the cohesive force (c), is 1.5 t/m2 , the density ) of the soil is 2.0 t/m3 , factor of safety (F) is 1.5 and stability factor (Sn) is 0.05, the safe height of a slope, is (A) 5 metres (B) 8 metres (C) 10 metres (D) 12 metres

Last Answer : (C) 10 metres

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 (A) a = S.R/L (B) a = L.S/R (C) a = L.R/S (D) None of these

Description : 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 (A) a = S.R/L (B) a = L.S/R (C) a = L.R/S (D) None of these

Last Answer : (A) a = S.R/L

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 (A) 15 mm (B) 30 mm (C) 50 mm (D) 167 mm

Description : 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 (A) 15 mm (B) 30 mm (C) 50 mm (D) 167 mm

Last Answer : (C) 50 mm

In non-cohesive soil in passive state of plastic equilibrium (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to the horizontal

Description : In non-cohesive soil in passive state of plastic equilibrium (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to the horizontal

Last Answer : (B) Minor principal stress is vertical

If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is (A) 90° (B) 45° (C) 22.5° (D) 0

Description : If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is (A) 90° (B) 45° (C) 22.5° (D) 0

Last Answer : (B) 45°

Pick up the cohesive soil from the following: (A) Red earth (B) Clay (C) Black cotton soil (D) Compacted ground

Description : Pick up the cohesive soil from the following: (A) Red earth (B) Clay (C) Black cotton soil (D) Compacted ground

Last Answer : Answer: Option C

In a purely cohesive soil, the critical centre lies at the intersection of (A) Perpendicular bisector of slope and the locus of the centre (B) Perpendicular drawn at 1/3rd slope from toe and the locus of the centre (C) Perpendicular drawn at 2/3rd slope from toe and the locus of the centre (D) Directional angles

Description : In a purely cohesive soil, the critical centre lies at the intersection of (A) Perpendicular bisector of slope and the locus of the centre (B) Perpendicular drawn at 1/3rd slope from toe and the ... C) Perpendicular drawn at 2/3rd slope from toe and the locus of the centre (D) Directional angles

Last Answer : Answer: Option D

The bearing capacity of a soil depends upon (A) Size of the particles (B) Shape of the particles (C) Cohesive properties of particles (D) All the above

Description : The bearing capacity of a soil depends upon (A) Size of the particles (B) Shape of the particles (C) Cohesive properties of particles (D) All the above

Last Answer : Answer: Option D

In active state of plastic equilibrium in a non cohesive soil with horizontal ground surface (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to horizontal

Description : In active state of plastic equilibrium in a non cohesive soil with horizontal ground surface (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to horizontal

Last Answer : Answer: Option C

The design of a retaining wall assumes that the retained earth (A) Is dry (B) Is free from moisture (C) Is not cohesive (D) All the above

Description : The design of a retaining wall assumes that the retained earth (A) Is dry (B) Is free from moisture (C) Is not cohesive (D) All the above

Last Answer : Answer: Option D

Black cotton soil is unsuitable for foundations because its (A) Bearing capacity is low (B) Permeability is uncertain (C) Particles are cohesive (D) Property to undergo a volumetric change due to variation of moisture content

Description : Black cotton soil is unsuitable for foundations because its (A) Bearing capacity is low (B) Permeability is uncertain (C) Particles are cohesive (D) Property to undergo a volumetric change due to variation of moisture content

Last Answer : Answer: Option D

Critical shear stress of cohesive sediment (a) Decreases with the void ratio for a given plasticity index (b) Increases with the plasticity index for a given void ratio (c) Increases with shear strength for a given clay content (d) All of the above.

Description : Critical shear stress of cohesive sediment (a) Decreases with the void ratio for a given plasticity index (b) Increases with the plasticity index for a given void ratio (c) Increases with shear strength for a given clay content (d) All of the above.

Last Answer : (c) Increases with shear strength for a given clay content

(a) pitiable condition of local residents (b) miserable condition of people residing in the colony (c) pathetic condition of residents of Sunrise Apartments. (d) frequent accidents occurring at night

Description : (a) pitiable condition of local residents (b) miserable condition of people residing in the colony (c) pathetic condition of residents of Sunrise Apartments. (d) frequent accidents occurring at night

Last Answer : (c) pathetic condition of residents of Sunrise Apartments.

Match the following: [IAS 2003] A. Alluvial soil 1. high land of soil of plateaus B. Black soils 2. on the periphery of plateaus C. Red soil 3. river basin sand coastal plains D. Laterite soils 4. deccan lava tract A B C D (a) 3 4 2 1 (b) 1 3 4 2 (c) 3 4 1 2 (d) 2 1 3 4

Description : Match the following: [IAS 2003] A. Alluvial soil 1. high land of soil of plateaus B. Black soils 2. on the periphery of plateaus C. Red soil 3. river basin sand coastal plains D. Laterite soils 4. deccan lava tract A B C D (a) 3 4 2 1 (b) 1 3 4 2 (c) 3 4 1 2 (d) 2 1 3 4

Last Answer : Ans: (a)

Match the following : A. Chernozems 1. Rich in calcium carbonate B. Black soil 2. Contains aluminium compound C. Laterite 3. Richest soils in the world D. Terra Rosa 4. Formed in limestone E. Alluvial soil 5. It is a mixture of clay, sand and silt A B C D E (a) 1 2 3 4 5 (b) 3 1 2 4 5 (c) 4 5 3 1 2 (d) 3 4 5 2 1

Description : Match the following : A. Chernozems 1. Rich in calcium carbonate B. Black soil 2. Contains aluminium compound C. Laterite 3. Richest soils in the world D. Terra Rosa 4. Formed in limestone E. Alluvial soil 5. It is a mixture of clay, sand and ... 1 2 3 4 5 (b) 3 1 2 4 5 (c) 4 5 3 1 2 (d) 3 4 5 2 1

Last Answer : Ans: (b)

In lighter texture soils such as , tillage can be undertaken at moisture levels below field capacity. A. Loam. C) Loam or sand B. Sand. D) Non of the above

Description : In lighter texture soils such as , tillage can be undertaken at moisture levels below field capacity. A. Loam. C) Loam or sand B. Sand. D) Non of the above

Last Answer : Loam or sand