For the determination of shear strength parameters, c and , of soil in the laboratory, the test to be conducted will be (a) Triaxial compression test (b) Sieve analysis (c) Compaction test (d) Relative density test

For the determination of shear strength parameters, c and , of soil in the laboratory, the test to be conducted will be
(a) Triaxial compression test (b) Sieve analysis
(c) Compaction test (d) Relative density test
by

1 Answer

Answer :

(a) Triaxial compression test
by

Related questions

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 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

In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on (A) Horizontal plane only (B) Vertical plane only (C) Both horizontal and vertical planes (D) All planes except horizontal and vertical planes

Description : In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on (A) Horizontal plane only (B) Vertical plane only (C) Both horizontal and vertical planes (D) All planes except horizontal and vertical planes

Last Answer : (D) All planes except horizontal and vertical planes

Pick up the correct statement from the following: (A) An unconfined compression test is a special case of triaxial compression test (B) An unconfined compression test is a special case of direct shear test (C) The confining pressure is maximum during an unconfined compression test (D) The cylindrical specimen of a soil is subjected to major principal stress till it fails due to shearing along the plane of the failure

Description : Pick up the correct statement from the following: (A) An unconfined compression test is a special case of triaxial compression test (B) An unconfined compression test is a special case of direct ... subjected to major principal stress till it fails due to shearing along the plane of the failure

Last Answer : Option A

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

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*

Pick up the correct statement from the following: (A) Plain cement concrete is equally strong in compression as well as in tension (B) Slump test is performed to check concrete strength (C) Curing of concrete is done for proper compaction of cement (D) Fineness modulus is the index number expressing the relative sizes of both coarse and fine aggregates

Description : Pick up the correct statement from the following: (A) Plain cement concrete is equally strong in compression as well as in tension (B) Slump test is performed to check concrete strength (C ... D) Fineness modulus is the index number expressing the relative sizes of both coarse and fine aggregates

Last Answer : Option D

Which of the following correspond to the recommendations of IRC for pavement thickness determination by CBR Method ? 1. CBR tests are to be conducted in-situ 2. Static compression is best adopted 3. The top 50 cm of sub grade should be compacted to as near the proctor density as possible (a) 1, 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only

Description : Which of the following correspond to the recommendations of IRC for pavement thickness determination by CBR Method ? 1. CBR tests are to be conducted in-situ 2. Static compression is best adopted 3. The top 50 cm of sub grade ... 1, 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only

Last Answer : (c) 2 and 3 only

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

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

Explain laboratory procedure for mechanical sieve analysis of soil.

Description : Explain laboratory procedure for mechanical sieve analysis of soil.

Last Answer : Laboratory Procedure for mechanical sieve Analysis Mechanical in laboratory 1) Dry sieve Analysis 2) Wet sieve analysis Apparatus required for test - i) Weighing balance accurate to 1g and 0.1g ... through the set of sieves. The material retained on each sieve is weighed and analysed

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 stress at constant cell pressure), the test is known as (A) Consolidated drained test (B) Consolidated undrained test (C) Unconsolidated drained test (D) Unconsolidated undrained test

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

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 volume during test, is not possible (C) Stress distribution on the failure plane, is non uniform (D) None of these

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

The vane shear test is used for the in-situ determination of the undrained strength of the intact fully saturated (A) Sands (B) Clays (C) Gravels (D) Highly organic soils

Description : The vane shear test is used for the in-situ determination of the undrained strength of the intact fully saturated (A) Sands (B) Clays (C) Gravels (D) Highly organic soils

Last Answer : (B) Clays

The field density and field moisture content of a soil can be determined by 1. Core cutter method 2. Sand replacement method 3. Proctor compaction test 4. Modified proctor compaction test (a) 1, 2, 3 & 4 (b) 1 & 2 only (c) 2 & 3 only (d) 2 & 4 only

Description : The field density and field moisture content of a soil can be determined by 1. Core cutter method 2. Sand replacement method 3. Proctor compaction test 4. Modified proctor compaction test (a) 1, 2, 3 & 4 (b) 1 & 2 only (c) 2 & 3 only (d) 2 & 4 only

Last Answer : (b) 1 & 2 only

The compaction of concrete, improves (A) Density (B) Strength (C) Durability (D) All the abov

Description : The compaction of concrete, improves (A) Density (B) Strength (C) Durability (D) All the abov

Last Answer : (D) All the above

State the step by step procedure for determination of OMC and MDD using standard proctor test and explain compaction curve.

Description : State the step by step procedure for determination of OMC and MDD using standard proctor test and explain compaction curve. 

Last Answer : Procedure: 1. Take about 5 Kg. of de-aired soil passing through sieve 20mm in tray. 2. Add about 4% water (approximately 120ml) to the soil and mixed thoroughly with trowel and cover it ... decreases. Since there is formation of double layer of water around soil particles in the same volume.  

Explain the procedure for determination of compressive strength of cement in laboratory.

Description : Explain the procedure for determination of compressive strength of cement in laboratory.

Last Answer : Procedure for determination of compressive strength of cement in laboratory: 1. Take 200 gm cement, 600 gm standard sand and add water ((p/4)+3) % to that of combined weight of cement and sand. ... area of cube in mm2 . 9. Calculate average compressive strength of three test cubes in N/mm2 . 

Explain the mechanical sieve analysis test carried out on soil sample to classify it.

Description : Explain the mechanical sieve analysis test carried out on soil sample to classify it.

Last Answer : Procedure of mechanical sieve analysis test: 1. Initially keep the given soil sample in rapid moisture meter for 2-3 hours to get oven dried soil. Break the visible lumps present in soil using ... . Well graded soil, poorly graded soil, uniformly graded soil, fine grained soil, coarse grained soil.

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

Workability of concrete mix with low water cement ratio is determined by (A) Tensile strength test (B) Slump test (C) Compaction factor test (D) Flexural strength test

Description : Workability of concrete mix with low water cement ratio is determined by (A) Tensile strength test (B) Slump test (C) Compaction factor test (D) Flexural strength test

Last Answer : Answer: Option C

Workability of concrete mix with low water cement ratio is determined by [ A ] Tensile strength test [ B ] Slump cone test [ C ] Compaction factor test [ D ] Flexural strength test

Description : Workability of concrete mix with low water cement ratio is determined by [ A ] Tensile strength test [ B ] Slump cone test [ C ] Compaction factor test [ D ] Flexural strength test

Last Answer : [ C ] Compaction factor test

Pick up the correct statement from the following: (A) O.M.C. refers to the moisture corresponding to the maximum point on the moisture content dry density curve (B) The line which shows moisture content dry density relation for soil containing a constant percentage of air voids, is known as air void line (C) The free fall of hammer for compaction is 30.5 cm (D) All the above

Description : Pick up the correct statement from the following: (A) O.M.C. refers to the moisture corresponding to the maximum point on the moisture content dry density curve (B) The line which shows moisture content dry ... void line (C) The free fall of hammer for compaction is 30.5 cm (D) All the above

Last Answer : (D) All the above

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

The maximum dry density upto which any soil can be compacted depends upon (A) Moisture content only (B) Amount of compaction energy only (C) Both moisture content and amount of compaction energy (D) None of the above

Description : The maximum dry density upto which any soil can be compacted depends upon (A) Moisture content only (B) Amount of compaction energy only (C) Both moisture content and amount of compaction energy (D) None of the above

Last Answer : (C) Both moisture content and amount of compaction energy

The compression resulting from a long term static load and consequent escape of pore water, is known as (A) Compaction (B) Consolidation (C) Swelling (D) None of these

Description : The compression resulting from a long term static load and consequent escape of pore water, is known as (A) Compaction (B) Consolidation (C) Swelling (D) None of these

Last Answer : (B) Consolidation

During the first stage of triaxial test when the cell pressure is increased from 0.10 N/mm² to 0.26 N/mm², the pore water pressure increases from 0.07 N/mm² to 0.15 N/mm². Skempton's pore B (A) 0.5 (B) -0.5 (C) 2.0 (D) -2.0

Description : During the first stage of triaxial test when the cell pressure is increased from 0.10 N/mm² to 0.26 N/mm², the pore water pressure increases from 0.07 N/mm² to 0.15 N/mm². Skempton's pore B (A) 0.5 (B) -0.5 (C) 2.0 (D) -2.0

Last Answer : (A) 0.5

The length/diameter ratio of cylindrical specimens used in triaxial test, is generally (A) 1 (B) 1.5 (C) 2 (D) 2.5

Description : The length/diameter ratio of cylindrical specimens used in triaxial test, is generally (A) 1 (B) 1.5 (C) 2 (D) 2.5

Last Answer : Answer: Option C

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

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

Describe the procedure for determination of workability by compaction factor method.

Description : Describe the procedure for determination of workability by compaction factor method.

Last Answer : Procedure for determination of workability by compaction factor method: The procedure of determining the workability of concrete using compaction factor as per IS: 1199-1959 is as follows. 1. Take the freshly ... upon calculated C.F., the degree of workability can be designated as follows. 

Draw particle size distribution curve. Explain mechanical sieve analysis for grading of soil with a sketch.

Description : Draw particle size distribution curve. Explain mechanical sieve analysis for grading of soil with a sketch.

Last Answer : Mechanical sieve analysis -The process of analyzing the particle size present in soil by using mechanical means, is known as mechanical sieve Analysis. By performing mechanical sieve analysis, a particle size ... c) Fine grained soil d) Coarse grained soil e) Uniformly graded soil

The maximum dry density to which a soil may be compacted to depends upon a) Soil water content * b) The process of compaction c) The voids ratio d) Is independent of the type of soil

Description : The maximum dry density to which a soil may be compacted to depends upon a) Soil water content * b) The process of compaction c) The voids ratio d) Is independent of the type of soil

Last Answer : a) Soil water content *

Non-uniform compaction may cause the concrete (A) Porous (B) Non-homogeneous (C) Reduced strength (D) All the above

Description : Non-uniform compaction may cause the concrete (A) Porous (B) Non-homogeneous (C) Reduced strength (D) All the above

Last Answer : Answer: Option D

With the increase in the amount of compaction energy (A) Optimum water content increases but maximum dry density decreases (B) Optimum water content decreases but maximum dry density increases (C) Both optimum water content and maximum dry density increase (D) Both optimum water content and maximum dry density decrease

Description : With the increase in the amount of compaction energy (A) Optimum water content increases but maximum dry density decreases (B) Optimum water content decreases but maximum dry density increases ( ... and maximum dry density increase (D) Both optimum water content and maximum dry density decrease

Last Answer : Answer: Option B

The bulk density of aggregates, depends upon (A) Shape (B) Grading (C) Compaction (D) All the above

Description : The bulk density of aggregates, depends upon (A) Shape (B) Grading (C) Compaction (D) All the above

Last Answer : Answer: Option D

When the compaction energy increases the compaction of soils: (a) Both of OMC and maximum dry density decrease (b) Both of OMC and maximum dry density increase (c) OMC decreases but maximum dry density decrease (c) OMC increases but maximum dry density increase

Description : When the compaction energy increases the compaction of soils: (a) Both of OMC and maximum dry density decrease (b) Both of OMC and maximum dry density increase (c) OMC decreases but maximum dry density decrease (c) OMC increases but maximum dry density increase

Last Answer : (c) OMC decreases but maximum dry density decrease

Which of the following methods is more suitable for the determination of permeability of clayey soil? (A) Constant head method (B) Falling head method (C) Horizontal permeability test (D) None of the above

Description : Which of the following methods is more suitable for the determination of permeability of clayey soil? (A) Constant head method (B) Falling head method (C) Horizontal permeability test (D) None of the above

Last Answer : Answer: Option B

Suitability of steel for its use in cable is judged by its strength in (A) Tension (B) Compression (C) Torsion (D) Shear

Description : Suitability of steel for its use in cable is judged by its strength in (A) Tension (B) Compression (C) Torsion (D) Shear

Last Answer : (A) Tension

A compression spring is made of music wire of 2 mm diameter having a shear strength and shear modulus of 800 Mpa and 80 Gpa respectively. The mean coil diameter is 20mm, free length is 40 mm, and the number of active coils is 10. If the mean coil diameter is reduced to 10 mm, the stiffness of the spring is approximately a. increased by 8 times b. decreased by 2 times c. increased by 2 times d. decreased by 8 times

Description : A compression spring is made of music wire of 2 mm diameter having a shear strength and shear modulus of 800 Mpa and 80 Gpa respectively. The mean coil diameter is 20mm, free length is 40 mm, and the number ... by 8 times b. decreased by 2 times c. increased by 2 times d. decreased by 8 times

Last Answer : a. increased by 8 times

If water table is encountered in the standard pit while conducting plate load test (a) The load test should be abandoned (b) The pit is considered unsafe (c) Test should be conducted with complete dewatering continuously throughout the test duration (d) The bearing capacity of soil cannot be determined in this condition

Description : If water table is encountered in the standard pit while conducting plate load test (a) The load test should be abandoned (b) The pit is considered unsafe (c) Test should be conducted ... continuously throughout the test duration (d) The bearing capacity of soil cannot be determined in this condition

Last Answer : (c) Test should be conducted with complete dewatering continuously throughout the test duration

Laboratory determination of the diffusivity of vapor is done by __________ method. (A) Wetted wall column (B) Gilliland's (C) Winkelmann's (D) Wike's

Description : Laboratory determination of the diffusivity of vapor is done by __________ method. (A) Wetted wall column (B) Gilliland's (C) Winkelmann's (D) Wike's

Last Answer : (C) Winkelmann's

Explain the direct shear test to determine shear strength of soil.

Description : Explain the direct shear test to determine shear strength of soil.

Last Answer : Procedure for Direct Shear Test: 1. Take 2.5 Kg air dried soil sample passing through 4.75 mm and retained on 2.36mm IS sieve. 2. Measure the internal dimensions of the shear box. Fix ... value Normal Stress as abscissa and the maximum shearing stress as ordinate to find shear strength of soil.

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 of shear strength in natural state to the remoulded shear strength under undrained conditions is called degree of sensitivity (C) The difference between the undisturbed shear strength and remoulded shear strength is known remoulding loss (D) All the above

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

Last Answer : (D) All the above

The shear strength of a soil (A) Increases with an increase in the normal stress (B) Is proportional to the cohesion of the soil (C) Is generally known as the strength of the soil (D) All the above

Description : The shear strength of a soil (A) Increases with an increase in the normal stress (B) Is proportional to the cohesion of the soil (C) Is generally known as the strength of the soil (D) All the above

Last Answer : (D) All the above

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

Shear strength of a soil is a unique function of (A) Effective stress only (B) Total stress only (C) Both effective stress and total stress (D) None of the above

Description : Shear strength of a soil is a unique function of (A) Effective stress only (B) Total stress only (C) Both effective stress and total stress (D) None of the above

Last Answer : Answer: Option A

Pick up the correct statement from the following: (A) In soils, the flow index indicates variation in shear strength with water content (B) Liquid limit minus plastic limit, is known as plasticity index of the soil (C) Plastic limit minus shrinkage limit, is known as shrinkage index of the soil (D) All the above

Description : Pick up the correct statement from the following: (A) In soils, the flow index indicates variation in shear strength with water content (B) Liquid limit minus plastic limit, is known as plasticity ... Plastic limit minus shrinkage limit, is known as shrinkage index of the soil (D) All the above

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

Where the complaint alleges a defect in the goods which cannot be determined without proper analysis or test of the goods, the sample of goods forwarded to appropriate laboratory for laboratory test. Such types of case finding report within ______days a) 30 b) 40 c) 45 d) 60

Description : Where the complaint alleges a defect in the goods which cannot be determined  without proper analysis or test of the goods, the sample of goods forwarded to  appropriate laboratory for laboratory test. Such types of case finding report within  ______days a) 30 b) 40 c) 45 d) 60

Last Answer : c) 45 

Sigma-Sunco has decided to introduce its new sunscreen eye drops in a limited market consisting of only two cities and closely monitor the reactions of potential customers to the product and marketing program. This is called A. Diffusion analysis B. Use test C. Concept test D. Test marketing E. Laboratory test.

Description : Sigma-Sunco has decided to introduce its new sunscreen eye drops in a limited market consisting of only two cities and closely monitor the reactions of potential customers to the product and marketing program. This ... B. Use test C. Concept test D. Test marketing E. Laboratory test.

Last Answer : D. Test marketing

Sigma-Sunco has decided to introduce its new sunscreen eye drops in a limited market consisting of only two cities and closely monitor the reactions of potential customers to the product and marketing program. This is called A. Diffusion analysis B. Use test C. Concept test D. Test marketing E. Laboratory test.

Description : Sigma-Sunco has decided to introduce its new sunscreen eye drops in a limited market consisting of only two cities and closely monitor the reactions of potential customers to the product and marketing program. ... analysis B. Use test C. Concept test D. Test marketing E. Laboratory test.

Last Answer : D. Test marketing