The consistency index of a soil is defined as the ratio of (A) Liquid limit plus the natural water content to the plasticity index of the soil (B) Liquid limit minus the natural water content to the plasticity index of the soil (C) Natural water content of a soil minus plastic limit to the plasticity index of the soil (D) Natural water content of a soil plus its plastic limit to the plasticity index of the soil

The consistency index of a soil is defined as the ratio of
(A) Liquid limit plus the natural water content to the plasticity index of the soil
(B) Liquid limit minus the natural water content to the plasticity index of the soil
(C) Natural water content of a soil minus plastic limit to the plasticity index of the soil
(D) Natural water content of a soil plus its plastic limit to the plasticity index of the soil
by

1 Answer

Answer :

Answer: Option B
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Related questions

The liquidity index is defined as a ratio expressed as percentage of (A) Plastic limit minus the natural water content, to its plasticity index (B) Natural water content minus its plastic limit to its plasticity index (C) Natural water content plus its plastic limit to its plasticity index (D) Liquid limit minus the natural water content to the plasticity index

Description : The liquidity index is defined as a ratio expressed as percentage of (A) Plastic limit minus the natural water content, to its plasticity index (B) Natural water content minus its plastic limit ... to its plasticity index (D) Liquid limit minus the natural water content to the plasticity index

Last Answer : (B) Natural water content minus its plastic limit to its plasticity index

Pick up the correct statement from the following: (A) The range of water content between the liquid limit and plastic limit is called plasticity index (B) The ratio of the liquid limit minus the natural water content to the plasticity index of soils, is called consistency index (C) The ratio of natural water content minus its plastic limit to its plasticity index is called liquidity index (D) All the above

Description : Pick up the correct statement from the following: (A) The range of water content between the liquid limit and plastic limit is called plasticity index (B) The ratio of the liquid limit minus ... content minus its plastic limit to its plasticity index is called liquidity index (D) All the above

Last Answer : Answer: Option D

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 consistency index of soil is a) (Natural water content - liquid limit) / plasticity index b) (Natural water content - liquid limit )/ liquidity index c) (Liquid limit - natural water content)/ consistency index d) (Liquid limit - natural water content)/plasticity index*

Description : The consistency index of soil is a) (Natural water content - liquid limit) / plasticity index b) (Natural water content - liquid limit )/ liquidity index c) (Liquid limit - natural water content)/ consistency index d) (Liquid limit - natural water content)/plasticity index*

Last Answer : d) (Liquid limit - natural water content)/plasticity index*

The numerical difference between the liquid limit and plastic limit of a soil is known as a) Liquidity index b) Plasticity index * c) Shrinkage index d) Consistency index

Description : The numerical difference between the liquid limit and plastic limit of a soil is known as a) Liquidity index b) Plasticity index * c) Shrinkage index d) Consistency index

Last Answer : b) Plasticity index *

Plasticity index is defined as the range of water content between (A) Liquid and plastic limit (B) Plastic limit and semi solid limit (C) Semi-solid limit and liquid limit (D) Liquid limit and solid limit

Description : Plasticity index is defined as the range of water content between (A) Liquid and plastic limit (B) Plastic limit and semi solid limit (C) Semi-solid limit and liquid limit (D) Liquid limit and solid limit

Last Answer : Answer: Option A

The water content of soil, which represents the boundary between plastic state and liquid state, is known as (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Plasticity index

Description : The water content of soil, which represents the boundary between plastic state and liquid state, is known as (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Plasticity index

Last Answer : Answer: Option A

Toughness index is defined as the ratio of (A) Plasticity index to consistency index (B) Plasticity index to flow index (C) Liquidity index to flow index (D) Consistency index to liquidity index

Description : Toughness index is defined as the ratio of (A) Plasticity index to consistency index (B) Plasticity index to flow index (C) Liquidity index to flow index (D) Consistency index to liquidity index

Last Answer : (B) Plasticity index to flow index

If the natural moisture content, the liquid limit and plastic limit of a soil sample are stated as 30.5%, 42.5% and 22.5% respectively, the ratio of liquidity index and plastic index, is (A) (B) ½ (C) 2 (D) 2½

Description : If the natural moisture content, the liquid limit and plastic limit of a soil sample are stated as 30.5%, 42.5% and 22.5% respectively, the ratio of liquidity index and plastic index, is (A) (B) ½ (C) 2 (D) 2½

Last Answer : Answer: Option C

When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as (A) Negative (B) Zero (C) Non-plastic (NP) (D) 1

Description : When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as (A) Negative (B) Zero (C) Non-plastic (NP) (D) 1

Last Answer : (B) Zero

Plasticity index represents the range of water content between a) Liquid and plastic limit * b) Plastic limit and semi solid limit c) Semisolid Limit and liquid limit d) Liquid limit and solid limit.

Description : Plasticity index represents the range of water content between a) Liquid and plastic limit * b) Plastic limit and semi solid limit c) Semisolid Limit and liquid limit d) Liquid limit and solid limit.

Last Answer : a) Liquid and plastic limit *

The plasticity index is the numerical difference between (A) Liquid limit and plastic limit (B) Plastic limit and shrinkage limit (C) Liquid limit and shrinkage limit (D) None of these

Description : The plasticity index is the numerical difference between (A) Liquid limit and plastic limit (B) Plastic limit and shrinkage limit (C) Liquid limit and shrinkage limit (D) None of these

Last Answer : (A) Liquid limit and plastic limit

The minimum water content at which a reduction in water content will not cause a decrease in the volume of a soil mass is known as a) Plastic limit b) Shrinkage limit* c) Liquid limit d) Consistency limit

Description : The minimum water content at which a reduction in water content will not cause a decrease in the volume of a soil mass is known as a) Plastic limit b) Shrinkage limit* c) Liquid limit d) Consistency limit

Last Answer : b) Shrinkage limit*

The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve (A) 0 (B) 3 (C) 5 (D) 7

Description : The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve (A) 0 (B) 3 (C) 5 (D) 7

Last Answer : Answer: Option A

Define Liquid limit, Plastic Limit, Shrinkage limit and Plasticity index.

Description : Define Liquid limit, Plastic Limit, Shrinkage limit and Plasticity index.

Last Answer : Liquid limit (WL) - It is minimum water content at which two separated grooved soil parts mixed together under 25 blows of casagrande's liquid limit apparatus; is called as liquid limit. Plastic limit (Wp ... difference between the liquid limit (WL) and plastic limit (Wp). IP = WL - Wp

If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in (A) Liquid state (B) Plastic state (C) Semisolid state (D) Solid state

Description : If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in (A) Liquid state (B) Plastic state (C) Semisolid state (D) Solid state

Last Answer : Answer: Option B

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

In soils having same values of plasticity index, if liquid limit is increased, then(A) Compressibility and permeability decrease and dry strength increases (B) Compressibility, permeability and dry strength decrease (C) Compressibility, permeability and dry strength increase (D) Compressibility and permeability increase and dry strength decreases

Description : In soils having same values of plasticity index, if liquid limit is increased, then (A) Compressibility and permeability decrease and dry strength increases (B) Compressibility, ... permeability and dry strength increase (D) Compressibility and permeability increase and dry strength decreases

Last Answer : Answer: Option D

A soil sample has passing 0.075 mm sieve = 60% liquid limit = 65% and plastic limit = 40%. The group index of the soil, is (A) 5 (B) 20 (C) 40(D) None of these

Description : A soil sample has passing 0.075 mm sieve = 60% liquid limit = 65% and plastic limit = 40%. The group index of the soil, is (A) 5 (B) 20 (C) 40 (D) None of these

Last Answer : (D) None of these

The compression index of a soil (A) Decreases with an increase in the liquid limit (B) Increases with an increase in the liquid limit (C) Decreases with an increase in the plastic limit (D) Is not related with plastic limit

Description : The compression index of a soil (A) Decreases with an increase in the liquid limit (B) Increases with an increase in the liquid limit (C) Decreases with an increase in the plastic limit (D) Is not related with plastic limit

Last Answer : Answer: Option B

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

The minimum water content at which the soil retains its liquid state and also possesses a small shearing strength against flowing, is known (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Permeability limit

Description : The minimum water content at which the soil retains its liquid state and also possesses a small shearing strength against flowing, is known (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Permeability limit

Last Answer : (A) Liquid limit

The maximum water content at which a reduction in water content does not cause a decrease in volume of a soil mass, is known (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Permeability limit

Description : The maximum water content at which a reduction in water content does not cause a decrease in volume of a soil mass, is known (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Permeability limit

Last Answer : (C) Shrinkage limit

The minimum water content at which the soil just begins to crumble when rolled into threads 3 mm in diameter, is known (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Permeability limit

Description : The minimum water content at which the soil just begins to crumble when rolled into threads 3 mm in diameter, is known (A) Liquid limit (B) Plastic limit (C) Shrinkage limit (D) Permeability limit

Last Answer : (B) Plastic limit

The water content in a soil sample when it continues to loose weight without loosing the volume, is called (A) Shrinkage limit (B) Plastic limit (C) Liquid limit (D) Semi-solid limit

Description : The water content in a soil sample when it continues to loose weight without loosing the volume, is called (A) Shrinkage limit (B) Plastic limit (C) Liquid limit (D) Semi-solid limit

Last Answer : Answer: Option A

Define: (i) Consistency limit (ii) Liquid limit (iii) Plastic limit (iv) Shrinkage limit

Description : Define: (i) Consistency limit (ii) Liquid limit (iii) Plastic limit (iv) Shrinkage limit

Last Answer : 1. Consistency Limit: The water content at which the soil passes from one state to the another state is called as consistency limit.  2. Liquid Limit: It is defined as the maximum water ... water content at which further reduction in water content will not cause decrease in volume of soil mass. 

The property of soil which allows it to be deformed rapidly, without rupture, without elastic rebound and without volume change is known as a) Porosity b) Plasticity* c) Stiffness d) Plastic limit

Description : The property of soil which allows it to be deformed rapidly, without rupture, without elastic rebound and without volume change is known as a) Porosity b) Plasticity* c) Stiffness d) Plastic limit

Last Answer : b) Plasticity*

Pick up the incorrect definition from the following: (A) Ratio of the compressive strength of unconfined undisturbed soil to that of remoulded soil, is known as the sensitivity of the soil sample (B) The rotation of soil particles into stable state while remoulding, is known as the thiostropy of soil (C) The water content at which a soil flows, is known plastic limit of the soil (D) None of these

Description : Pick up the incorrect definition from the following: (A) Ratio of the compressive strength of unconfined undisturbed soil to that of remoulded soil, is known as the sensitivity of the soil sample (B) The ... content at which a soil flows, is known plastic limit of the soil (D) None of these

Last Answer : Answer: Option D

According to Atterberg, the soil is said to be of medium plasticity if the plasticity index PI is (A) 0 < PI < 7 (B) 7< PI < 17 (C) 17 < PI <27 (D) PI > 27

Description : According to Atterberg, the soil is said to be of medium plasticity if the plasticity index PI is (A) 0 < PI < 7 (B) 7< PI < 17 (C) 17 < PI 27

Last Answer : (B) 7< PI < 17

the plasticity index of a soil mass is zero, the soil is (A) Sand (B) Silt (C) Clay (D) Clayey silt

Description : the plasticity index of a soil mass is zero, the soil is (A) Sand (B) Silt (C) Clay (D) Clayey silt

Last Answer : (A) Sand

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

Define: (i) Water content (ii) Plasticity index

Description : Define: (i) Water content (ii) Plasticity index

Last Answer : (i) Water It is the ratio of weight of water to weight of soil solids, measured in percentage, called as water content.  (ii) Plasticity Index: It is numerical difference between liquid limit and plastic limit values of one particular soil, called as plasticity index.

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 decrease in water content results in a reduction of the volume of a soil in (A) Liquid state (B) Plastic state (C) Semi solid state (D) All of these

Description : A decrease in water content results in a reduction of the volume of a soil in (A) Liquid state (B) Plastic state (C) Semi solid state (D) All of these

Last Answer : (D) All of these

In a liquid limit test, the moisture content at 10 blows was 70% and that at 100 blows was 20%. The liquid limit of the soil, is (A) 35 % (B) 50 % (C) 65 % (D) None of these

Description : In a liquid limit test, the moisture content at 10 blows was 70% and that at 100 blows was 20%. The liquid limit of the soil, is (A) 35 % (B) 50 % (C) 65 % (D) None of these

Last Answer : Answer: Option C

Define plasticity index and classify soil on its basis.

Description : Define plasticity index and classify soil on its basis.

Last Answer : a) Plasticity index (Ip) It is give measure of degree of plasticity of soil. It is difference be liquid limit and plastic limit Ip = WL - Wp Greater plasticity index, the greater is degree of plasticity of the soil. ... based on Ip i) Non plastic soil  If wp = o        Ip = wL ii) Plastic soil

To provide inverted filter to improve the hearing capacity of soil the plasticity index of blanketing material should not be greater than a) 15* b) 20 c) 27 d) 35

Description : To provide inverted filter to improve the hearing capacity of soil the plasticity index of blanketing material should not be greater than a) 15* b) 20 c) 27 d) 35

Last Answer : a) 15*

The water content of soil is defined as the ratio of (A) Volume of water to volume of given soil (B) Volume of water to volume of voids in soil (C) Weight of water to weight of air in voids (D) Weight of water to weight of solids of given mass of soil

Description : The water content of soil is defined as the ratio of (A) Volume of water to volume of given soil (B) Volume of water to volume of voids in soil (C) Weight of water to weight of air in voids (D) Weight of water to weight of solids of given mass of soil

Last Answer : Answer: Option D

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

The ideal moisture content for the soil primary tillage operation a) Upper plastic limit of the soil b) Lower plastic limit c) Wilting Point d) All of the above

Description : The ideal moisture content for the soil primary tillage operation a) Upper plastic limit of the soil b) Lower plastic limit c) Wilting Point d) All of the above

Last Answer : a) Upper plastic limit of the soil

The ratio of the difference between the void ratio of the soil in its loosest state and its natural void ratio (e) to the difference between the void ratios in the loosest and fully dense state, is generally termed as (A) Degree of density (B) Relativity (C) Density index (D) All the above

Description : The ratio of the difference between the void ratio of the soil in its loosest state and its natural void ratio (e) to the difference between the void ratios in the loosest and fully dense state, is generally termed as (A) Degree of density (B) Relativity (C) Density index (D) All the above

Last Answer : Answer: Option D

The value of compression index for a remoulded sample whose liquid limit is 50% is (A) 0.028 (B) 0.28 (C) 036 (D) 0.036

Description : The value of compression index for a remoulded sample whose liquid limit is 50% is (A) 0.028 (B) 0.28 (C) 036 (D) 0.036

Last Answer : (B) 0.28

The liquid limit and plastic limit exist in (A) Sandy soils (B) Silty soils (C) Gravel soils (D) Clay soils

Description : The liquid limit and plastic limit exist in (A) Sandy soils (B) Silty soils (C) Gravel soils (D) Clay soils

Last Answer : (D) Clay soils

The net positive suction head (NPSH) of a centrifugal pump is defined as the sum of the velocity head and the pressure head at the (A) Discharge (B) Suction (C) Suction minus vapor pressure of the liquid at suction temperature (D) Discharge minus vapor pressure of the liquid at the discharge temperature

Description : The net positive suction head (NPSH) of a centrifugal pump is defined as the sum of the velocity head and the pressure head at the (A) Discharge (B) Suction (C) Suction minus vapor ... of the liquid at suction temperature (D) Discharge minus vapor pressure of the liquid at the discharge temperature

Last Answer : (C) Suction minus vapor pressure of the liquid at suction temperature

The net positive suction head (NPSH) of a centrifugal pump is defined as the sum of the velocity head and the pressure head at the (A) Discharge (B) Suction (C) Suction minus vapor pressure of the liquid at suction temperature (D) Discharge minus vapor pressure of the liquid at the discharge temperature

Description : The net positive suction head (NPSH) of a centrifugal pump is defined as the sum of the velocity head and the pressure head at the (A) Discharge (B) Suction (C) Suction minus vapor ... of the liquid at suction temperature (D) Discharge minus vapor pressure of the liquid at the discharge temperature

Last Answer : (C) Suction minus vapor pressure of the liquid at suction temperature

Degree of saturation of a natural soil deposit having water content 15%, specific gravity 2.50 and void ratio 0.5, is (A) 50 % (B) 60 % (C) 75 % (D) 80 %

Description : Degree of saturation of a natural soil deposit having water content 15%, specific gravity 2.50 and void ratio 0.5, is (A) 50 % (B) 60 % (C) 75 % (D) 80 %

Last Answer : (C) 75 %

The natural water content of the soil sample was found to be 40%, specific gravity is 2.7 and void ratio 1.2; then the degree of saturation of the soil will be (a) 100% (b) 69% (c) 87% (d) 90%

Description : The natural water content of the soil sample was found to be 40%, specific gravity is 2.7 and void ratio 1.2; then the degree of saturation of the soil will be (a) 100% (b) 69% (c) 87% (d) 90%

Last Answer : (d) 90%

For a body floating in water, the apparent weight is equal to - (1) Actual weight of the body (2) Zero (3) Weight of the body minus weight of the liquid (4) Weight of the body plus upward thrust

Description : For a body floating in water, the apparent weight is equal to - (1) Actual weight of the body (2) Zero (3) Weight of the body minus weight of the liquid (4) Weight of the body plus upward thrust

Last Answer : (3) Weight of the body minus weight of the liquid

The property of a soil which allows it to be deformed rapidly without rupture, elastic rebound and also a volume change, is known (A) Porosity (B) Plasticity (C) Permeability (D) Ductility

Description : The property of a soil which allows it to be deformed rapidly without rupture, elastic rebound and also a volume change, is known (A) Porosity (B) Plasticity (C) Permeability (D) Ductility

Last Answer : Answer: Option B

Pick up the incorrect statement from the following. For performing compressive strength test of cement (A) Cement and standard sand mortar are used in the ratio of 1 : 3 (B) Water is added at the rate of (P/4) + 3.0 percentage of water where P is the percentage of water for standard consistency (C) A cube mould of 10 cm × 10 cm × 10 cm is used (D) The prepared moulds are kept in a atmosphere of 50% relative humidity

Description : Pick up the incorrect statement from the following. For performing compressive strength test of cement (A) Cement and standard sand mortar are used in the ratio of 1 : 3 (B) Water is added at the ... cm 10 cm is used (D) The prepared moulds are kept in a atmosphere of 50% relative humidity

Last Answer : Answer: Option A