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.

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.
by

1 Answer

Answer :

Answer: Option A
by

Related questions

Select the incorrect statement. Effective angle of shearing resistance (A) Increases as the size of particles increases (B) Increases as the soil gradation improves (C) Is limited to a maximum value of 45° (D) Is rarely more than 30° for fine grained soil

Description : Select the incorrect statement. Effective angle of shearing resistance (A) Increases as the size of particles increases (B) Increases as the soil gradation improves (C) Is limited to a maximum value of 45° (D) Is rarely more than 30° for fine grained soil

Last Answer : (C) Is limited to a maximum value of 45°

A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m² when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of internal friction for the soil are respectively (A) 0.5 N/mm² and 30° (B) 0.05 N/mm² and 0° (C) 0.2 N/mm² and 0° (D) 0.05 N/mm² and 45°

Description : A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m² when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of ... N/mm² and 0° (C) 0.2 N/mm² and 0° (D) 0.05 N/mm² and 45°

Last Answer : Answer: Option B

Pick up the correct statement from the following: (A) The permeability of the coarse-grained soils may be reduced by grouting (B) The process of injecting fluids (i.e. grouts) into the pores space of the soil is called grouting (C) The grouting increases the soil strength (D) All the above

Description : Pick up the correct statement from the following: (A) The permeability of the coarse-grained soils may be reduced by grouting (B) The process of injecting fluids (i.e. grouts) into the pores space of the soil is called grouting (C) The grouting increases the soil strength (D) All the above

Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) The dry density reduces by addition of water after attaining optimum moisture content (B) The line joining the peak of three moisture content graphs obtained by using three compactive energies, is called line of optimus (C) Well graded coarse grained soils can be compacted to a very high density as compared to fine grained soils (D) All the above

Description : Pick up the correct statement from the following: (A) The dry density reduces by addition of water after attaining optimum moisture content (B) The line joining the peak of three moisture content graphs ... be compacted to a very high density as compared to fine grained soils (D) All the above

Last Answer : Answer: Option D

Consider the following statements: For pure clay, the shear strength parameters will be 1. Cohesion c = 0; and angle of internal friction  will be maximum. 2. Cohesion c is maximum; and angle of internal friction  is also maximum. 3. Angle of internal friction  is zero, with some value of cohesion c. Which of these statements is/are correct? (a) 1, 2 & 3 (b) 1 only (c) 3 only (d) 2 only

Description : Consider the following statements: For pure clay, the shear strength parameters will be 1. Cohesion c = 0; and angle of internal friction  will be maximum. 2. Cohesion c is maximum; and angle of internal friction  is also maximum. ... is/are correct? (a) 1, 2 & 3 (b) 1 only (c) 3 only (d) 2 only

Last Answer : (c) 3 only

For better strength and stability, the fine grained soils and coarse grained soils are compacted respectively as (A) Dry of OMC and wet of OMC (B) Wet of OMC and dry of OMC (C) Wet of OMC and wet of OMC (D) Dry of OMC and dry of OMC where OMC is optimum moisture content

Description : For better strength and stability, the fine grained soils and coarse grained soils are compacted respectively as (A) Dry of OMC and wet of OMC (B) Wet of OMC and dry of OMC (C) Wet of OMC and wet of OMC (D) Dry of OMC and dry of OMC where OMC is optimum moisture content

Last Answer : Answer: Option B

Coarse grained soils are best compacted by a (A) Drum roller (B) Rubber tyred roller (C) Sheep's foot roller (D) Vibratory roller

Description : Coarse grained soils are best compacted by a (A) Drum roller (B) Rubber tyred roller (C) Sheep's foot roller (D) Vibratory roller

Last Answer : (D) Vibratory roller

Which of the following methods is best suited for determination of permeability of coarse-grained soils? (A) Constant head method (B) Falling head method (C) Both the above (D) None of the above

Description : Which of the following methods is best suited for determination of permeability of coarse-grained soils? (A) Constant head method (B) Falling head method (C) Both the above (D) None of the above

Last Answer : Answer: Option A

The shear strength in plastic undrained clay, is due to (A) Inter-granular friction (B) Internal friction (C) Cohesion (D) None of these

Description : The shear strength in plastic undrained clay, is due to (A) Inter-granular friction (B) Internal friction (C) Cohesion (D) None of these

Last Answer : (C) Cohesion

The angle of internal friction is maximum for (A) angular-grained loose sand (B) angular-grained dense sand (C) round-grained dense sand (D) round-grained loose sand

Description : The angle of internal friction is maximum for (A) angular-grained loose sand (B) angular-grained dense sand (C) round-grained dense sand (D) round-grained loose sand

Last Answer : Answer: Option B

The angle of internal friction, is least for (A) Angular-grained loose sand (B) Angular -grained dense sand (C) Round-grained loose sand (D) Clays

Description : The angle of internal friction, is least for (A) Angular-grained loose sand (B) Angular -grained dense sand (C) Round-grained loose sand (D) Clays

Last Answer : Answer: Option D

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

The coefficient of active earth pressure for a loose sand having an angle of internal friction of 30° is (A) 1/3 (B) 3 (C) 1 (D) 1/2

Description : The coefficient of active earth pressure for a loose sand having an angle of internal friction of 30° is (A) 1/3 (B) 3 (C) 1 (D) 1/2

Last Answer : (A) 1/3

The angle of internal friction of clays, is usually (A) 0° to 5° (B) 5° to 20° (C) 20° to 30° (D) 30° to 45

Description : The angle of internal friction of clays, is usually (A) 0° to 5° (B) 5° to 20° (C) 20° to 30° (D) 30° to 45

Last Answer : Answer: Option B

The intensity of active earth pressure at a depth of 10 metres in dry cohesionless sand with an angle of internal friction of 30° and with a weight of 1.8 t/m3 , is (A) 4 t/m2 (B) 5 t/m2 (C) 6 t/m2 (D) 7 t/m2

Description : The intensity of active earth pressure at a depth of 10 metres in dry cohesionless sand with an angle of internal friction of 30° and with a weight of 1.8 t/m3 , is (A) 4 t/m2 (B) 5 t/m2 (C) 6 t/m2 (D) 7 t/m2

Last Answer : Answer: Option C

The internal molecular attraction of a soil, the cohesion (A) Decreases as the moisture content increases (B) Increases as the moisture content decreases (C) Is more in well compacted clays (D) Depends upon the external applied load

Description : The internal molecular attraction of a soil, the cohesion (A) Decreases as the moisture content increases (B) Increases as the moisture content decreases (C) Is more in well compacted clays (D) Depends upon the external applied load

Last Answer : Answer: Option C

The rise of water table below the foundation influences the bearing capacity of soil mainly by reducing (A) Cohesion and effective angle of shearing resistance (B) Cohesion and effective unit weight of soil (C) Effective unit weight of soil and effective angle of shearing resistance (D) Effective angle of shearing resistance

Description : The rise of water table below the foundation influences the bearing capacity of soil mainly by reducing (A) Cohesion and effective angle of shearing resistance (B) Cohesion and effective ... weight of soil and effective angle of shearing resistance (D) Effective angle of shearing resistance

Last Answer : Answer: Option B

Terzaghi's bearing capacity factors Nc, Nq and Nr are functions of (A) Cohesion only (B) Angle of internal friction only (C) Both cohesion and angle of internal friction (D) None of the above

Description : Terzaghi's bearing capacity factors Nc, Nq and Nr are functions of (A) Cohesion only (B) Angle of internal friction only (C) Both cohesion and angle of internal friction (D) None of the above

Last Answer : (B) Angle of internal friction only

The angle that Coulomb's failure envelope makes with the horizontal is called (A) Cohesion (B) Angle of internal friction (C) Angle of repose (D) None of the above

Description : The angle that Coulomb's failure envelope makes with the horizontal is called (A) Cohesion (B) Angle of internal friction (C) Angle of repose (D) None of the above

Last Answer : Answer: Option A

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

Which of the following characteristics is not true of alluvial soils? (a) These vary from sandy loam to clay in texture (b) These are generally rich in phosphorus but poor in potash (c) These are usually fine grained (d) These are by far the most fertile

Description : Which of the following characteristics is not true of alluvial soils? (a) These vary from sandy loam to clay in texture (b) These are generally rich in phosphorus but poor in potash (c) These are usually fine grained (d) These are by far the most fertile

Last Answer : Ans: (b)

Consider the following statements: 1. Standard penetration test is commonly used for cohesionless soils. 2. Standard penetration test results in respect of a cohesionless soil are correlated to its density index and friction angle. 3. Use of H-value not corrected for overburden pressure leads to highly conservative design of footings at shallow depths. 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. Standard penetration test is commonly used for cohesionless soils. 2. Standard penetration test results in respect of a cohesionless soil are correlated to its density index and friction angle. 3. Use of H- ... 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (a) 1, 2 & 3

Select the incorrect statement. (A) In a direct shear box test, the plane of shear failure is predetermined (B) Better control is achieved on the drainage of the soil in a triaxial compression test (C) Stress distribution on the failure plane in the case of triaxial compression test is uniform (D) Unconfined compression test can be carried out on all types of soils

Description : Select the incorrect statement. (A) In a direct shear box test, the plane of shear failure is predetermined (B) Better control is achieved on the drainage of the soil in a triaxial compression ... compression test is uniform (D) Unconfined compression test can be carried out on all types of soils

Last Answer : Answer: Option D

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

What is Under which condition below you expect a coarse grained instrusive rock like diorite to form?

Description : What is Under which condition below you expect a coarse grained instrusive rock like diorite to form?

Last Answer : What is the answer ?

The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is (A) 51.5 (B) 52.5 (C) 53.5 (D) 54.5

Description : The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is (A) 51.5 (B) 52.5 (C) 53.5 (D) 54.5

Last Answer : Answer: Option C

What do mean by coarse grain soil and fine grained soil.

Description : What do mean by coarse grain soil and fine grained soil.

Last Answer : Coarse Grain Soil:- 1. If more than 50% of soil is retained on sieve 0.075mm it is called as coarse grain soil. 2. A coarse grain soil is called as gravel if 50% or more of the ... liquid limit is less than 50% or more than 50% respectively. Organic soil are also included in fine grain soil.

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

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

Select the correct statement. (A) Unit weight of dry soil is greater than unit weight of wet soil (B) For dry soils, dry unit weight is less than total unit weight (C) Unit weight of soil increases due to submergence in water (D) Unit weight of soil decreases due to submergence in water

Description : Select the correct statement. (A) Unit weight of dry soil is greater than unit weight of wet soil (B) For dry soils, dry unit weight is less than total unit weight (C) Unit weight of soil increases due to submergence in water (D) Unit weight of soil decreases due to submergence in water

Last Answer : Answer: Option D

Which of the following statements regarding red soils of India is/are correct? 1. The colour of the soil is-red due to ferric oxide content. 2. Red soils are rich in lime, humous and potash. 3. They are porous and have friable structure. Select the correct answer using the code given below: [(OS2011] (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Description : Which of the following statements regarding red soils of India is/are correct? 1. The colour of the soil is-red due to ferric oxide content. 2. Red soils are rich in lime, humous and potash. 3. They are porous and have friable ... OS2011] (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Last Answer : Ans: (b)

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

Pick up the correct statement about silt soil from the following: (A) The silt soil has particle size from 0.02 mm to 0.06 mm (B) In organic fine grained silt soil possesses no plasticity (C) The least plastic type normally consists of more or less equidimensional grains of quartz (D) All the above

Description : Pick up the correct statement about silt soil from the following: (A) The silt soil has particle size from 0.02 mm to 0.06 mm (B) In organic fine grained silt soil possesses no ... The least plastic type normally consists of more or less equidimensional grains of quartz (D) All the above

Last Answer : Answer: Option D

Internal friction between the ingredients of concrete, is decreased by using (A) Less water (B) Fine aggregates (C) Rich mix (D) More water and coarse aggregates

Description : Internal friction between the ingredients of concrete, is decreased by using (A) Less water (B) Fine aggregates (C) Rich mix (D) More water and coarse aggregates

Last Answer : Answer: Option D

The internal friction between the ingredients to concrete is minimized by (a) Adopting coarse aggregates (b) Using more water (c) Reducing the surface area (d) All of these

Description : The internal friction between the ingredients to concrete is minimized by (a) Adopting coarse aggregates (b) Using more water (c) Reducing the surface area (d) All of these

Last Answer : (d) All of these

Which of the following is incorrect? (a) Red soils are rich in iron (b) Black soils are rich in phosphorus nitrogen and organic matter (c) Alluvial soils are rich in potash but poor in phosphorus (d) Red soils are suitable for cultivation of pulses and coarse grains

Description : Which of the following is incorrect? (a) Red soils are rich in iron (b) Black soils are rich in phosphorus nitrogen and organic matter (c) Alluvial soils are rich in potash but poor in phosphorus (d) Red soils are suitable for cultivation of pulses and coarse grains

Last Answer : Ans: (b)

Pick up the correct statement from the following: (A) Adding 5% to 6% of moisture content by weight, increases the volume of dry sand from 18% to 38% (B) The bulking of fine sand is more than that of coarse sand (C) If the percentage content of moisture exceeds 10%, increase in bulk of sand starts increasing (D) All the above

Description : Pick up the correct statement from the following: (A) Adding 5% to 6% of moisture content by weight, increases the volume of dry sand from 18% to 38% (B) The bulking of fine sand is ... the percentage content of moisture exceeds 10%, increase in bulk of sand starts increasing (D) All the above

Last Answer : Answer: Option D

The soil which contains finest grain particles, is (A) Coarse sand (B) Fine sand (C) Silt (D) Clay

Description : The soil which contains finest grain particles, is (A) Coarse sand (B) Fine sand (C) Silt (D) Clay

Last Answer : (D) Clay

The least bearing capacity of soil is that of (A) Hard rock (B) Moist clay (C) Soft rock (D) Coarse sandy soil

Description : The least bearing capacity of soil is that of (A) Hard rock (B) Moist clay (C) Soft rock (D) Coarse sandy soil

Last Answer : Answer: Option B

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

Pick up the incorrect statement from the following: (A) Compaction has no effect on the structure of a soil (B) Permeability decreases with increase in the dry density of a compacted soil (C) A wet side compacted soil is more compressible than a dry side compacted soil (D) Dry side compaction soils swell more when given access to moisture

Description : Pick up the incorrect statement from the following: (A) Compaction has no effect on the structure of a soil (B) Permeability decreases with increase in the dry density of a compacted soil (C) ... a dry side compacted soil (D) Dry side compaction soils swell more when given access to moisture

Last Answer : (A) Compaction has no effect on the structure of a soil

Select the incorrect statement. (A) Bearing capacity of a soil depends upon the amount and direction of load (B) Bearing capacity of a soil depends on the type of soil (C) Bearing capacity of a soil depends upon shape and size of footing (D) Bearing capacity of a soil is independent of rate of loading

Description : Select the incorrect statement. (A) Bearing capacity of a soil depends upon the amount and direction of load (B) Bearing capacity of a soil depends on the type of soil (C) Bearing capacity of a ... upon shape and size of footing (D) Bearing capacity of a soil is independent of rate of loading

Last Answer : Answer: Option A

Pick up the incorrect statement from the following: (A) Porosity of clay sand soil is 45% (B) Porosity of pure sand is 35% (C) Porosity of sand stone is up to 15% (D) None of these

Description : Pick up the incorrect statement from the following: (A) Porosity of clay sand soil is 45% (B) Porosity of pure sand is 35% (C) Porosity of sand stone is up to 15% (D) None of these

Last Answer : (D) None of these

What kind of rock is coarse grained rock?

Description : What kind of rock is coarse grained rock?

Last Answer : Need answer

_______ in GAE provides coarse-grained locking service a) Bigtable b) Chubby c) MapReduce d) GFS

Description : _______ in GAE provides coarse-grained locking service a) Bigtable b) Chubby c) MapReduce d) GFS

Last Answer : Chubby

Coarse grained steels have (A) Low toughness (B) No tendency to distort (C) High density (D) Very high toughness

Description : Coarse grained steels have (A) Low toughness (B) No tendency to distort (C) High density (D) Very high toughness

Last Answer : (B) No tendency to distort

Which of the following describes the Gabbro? (A) fine-grained, dark-colored igneous rock poor in silica (B) Coarse-grained, dark-colored igneous rock poor in silica (C) Fine-grained, dark-colored igneous rock rich in silica (D) Coarse -grained, dark-colored igneous rock rich in silica

Description : Which of the following describes the Gabbro? (A) fine-grained, dark-colored igneous rock poor in silica (B) Coarse-grained, dark-colored igneous rock poor in silica (C) Fine-grained, dark-colored igneous rock rich in silica (D) Coarse -grained, dark-colored igneous rock rich in silica

Last Answer : Coarse-grained, dark-colored igneous rock poor in silica

The passive earth pressure of a soil is proportional to (where is the angle of internal friction of the soil.) (A) tan (45° - ) (B) tan (45° + ) (C) tan2 (45° - ) (D) tan2 (45° + )

Description : The passive earth pressure of a soil is proportional to (where is the angle of internal friction of the soil.) (A) tan (45° - ) (B) tan (45° + ) (C) tan2 (45° - ) (D) tan2 (45° + )

Last Answer : (D) tan2 (45° + )

The earth pressure of a soil at rest, is proportional to (where is the angle of internal friction of the soil) (A) tan (45° - ) (B) tan (45° + ) (C) tan2 (45° - ) (D) None of these

Description : The earth pressure of a soil at rest, is proportional to (where is the angle of internal friction of the soil) (A) tan (45° - ) (B) tan (45° + ) (C) tan2 (45° - ) (D) None of these

Last Answer : Answer: Option D

The shear strength of a soil (A) Is directly proportional to the angle of internal friction of the soil (B) Is inversely proportional to the angle of internal friction of the soil (C) Decreases with increase in normal stress (D) Decreases with decrease in normal stress

Description : The shear strength of a soil (A) Is directly proportional to the angle of internal friction of the soil (B) Is inversely proportional to the angle of internal friction of the soil (C) Decreases with increase in normal stress (D) Decreases with decrease in normal stress

Last Answer : Answer: Option D