The expression [Gs/(1 + Gs )] is used for (A) Dry density (B) Bulk density (C) Degree of saturation (D) Optimum water content

The expression [Gs/(1 + Gs
)] is used for
(A) Dry density
(B) Bulk density
(C) Degree of saturation
(D) Optimum water content
by

1 Answer

Answer :

(A) Dry density
by

Related questions

The general relationship between specific gravity (G), weight of water ( ), degree of saturation (Sr ), void ratio (e) and bulk density ( ), is (A) = (S - eSr ) /(1 + e) (B) = (G + eSr ) /(1 + e) (C) = (1 + e) /(G + Sr ) (D) = (1 - Sr ) e/(G + Sr )

Description : The general relationship between specific gravity (G), weight of water ( ), degree of saturation (Sr ), void ratio (e) and bulk density ( ), is (A) = (S - eSr ) /(1 + e) (B) = (G + eSr ) /(1 + e) (C) = (1 + e) /(G + Sr ) (D) = (1 - Sr ) e/(G + Sr )

Last Answer : (B) = (G + eSr ) /(1 + e)

Pick up the correct statement from the following: (A) A maximum value of dry density is obtained at optimum water content (B) At low value of water content most soils tend to be stiff (C) At high water content, the dry density decreases with an increase of water content (D) All the above

Description : Pick up the correct statement from the following: (A) A maximum value of dry density is obtained at optimum water content (B) At low value of water content most soils tend to be stiff (C) At high water content, the dry density decreases with an increase of water content (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

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

A soil has a bulk density of 22 kN/m3 and water content 10 %. The dry density of soil is (A) 18.6 kN/m3 (B) 20.0 kN/m3 (C) 22.0 kN/m3 (D) 23.2 kN/m3 Answer: Option

Description : A soil has a bulk density of 22 kN/m3 and water content 10 %. The dry density of soil is (A) 18.6 kN/m3 (B) 20.0 kN/m3 (C) 22.0 kN/m3 (D) 23.2 kN/m3

Last Answer : (B) 20.0 kN/m3

A soil has bulk density 2.30 g/cm3 and water content 15 per cent, the dry density of the sample, is (A) 1.0 g/cm2 (B) 1.5 g/cm3 (C) 2.0 g/cm3 (D) 2.5 g/cm3

Description : A soil has bulk density 2.30 g/cm3 and water content 15 per cent, the dry density of the sample, is (A) 1.0 g/cm2 (B) 1.5 g/cm3 (C) 2.0 g/cm3 (D) 2.5 g/cm3

Last Answer : (C) 2.0 g/cm3

If the bulk density of the soil is and water content , then dry density of the soil, is (A) 1 + / (B) (1 + )/ (C) /(1 + ) (D) /(1 + )

Description : If the bulk density of the soil is and water content , then dry density of the soil, is (A) 1 + / (B) (1 + )/ (C) /(1 + ) (D) /(1 + )

Last Answer : Answer: Option C

Fundamental relationship between dry density ( d), bulk density ( ) and water content ( ), is: (A) = d/1 + (B) d = /1 + (C) = /1 + d (D) = - d

Description : Fundamental relationship between dry density ( d), bulk density ( ) and water content ( ), is: (A) = d/1 + (B) d = /1 + (C) = /1 + d (D) = - d

Last Answer : Answer: Option B

A fundamental equation of void ratio (e), specific gravity (G), water content and degree of saturation (Sr ) is (A) e = /Sr(B) = eG/Sr(C) G = /S(D) Sr = /G

Description : A fundamental equation of void ratio (e), specific gravity (G), water content and degree of saturation (Sr ) is (A) e = /Sr (B) = eG/Sr (C) G = /S (D) Sr = /G

Last Answer : (A) e = /Sr

A compacted soil sample using 10% moisture content has a weight of 200 g and mass unit weight of 2.0 g/cm3 . If the specific gravity of soil particles and water are 2.7 and 1.0, the degree of saturation of the soil is (A) 11.1 % (B) 55.6 % (C) 69.6 % (D) None of these

Description : A compacted soil sample using 10% moisture content has a weight of 200 g and mass unit weight of 2.0 g/cm3 . If the specific gravity of soil particles and water are 2.7 and 1.0, the degree of saturation of the soil is (A) 11.1 % (B) 55.6 % (C) 69.6 % (D) None of these

Last Answer : (B) 55.6 %

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 %

If voids ratio is 0.67, water content is 0.188 and specific gravity is 2.68, the degree of saturation of the soil, is (A) 25 % (B) 40 % (C) 60 % (D) 75 %

Description : If voids ratio is 0.67, water content is 0.188 and specific gravity is 2.68, the degree of saturation of the soil, is (A) 25 % (B) 40 % (C) 60 % (D) 75 %

Last Answer : Answer: Option D

If water content of a soil is 40%, G is 2.70 and void ratio is 1.35, the degree of saturation is (A) 70 % (B) 75 % (C) 80 % (D) 85 %

Description : If water content of a soil is 40%, G is 2.70 and void ratio is 1.35, the degree of saturation is (A) 70 % (B) 75 % (C) 80 % (D) 85 %

Last Answer : Answer: Option C

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%

If the degree of saturation of a partially saturated soil is 60%, then air content of the soil is (A) 40 % (B) 60 % (C) 80 % (D) 100 %

Description : If the degree of saturation of a partially saturated soil is 60%, then air content of the soil is (A) 40 % (B) 60 % (C) 80 % (D) 100 %

Last Answer : (A) 40 %

The fundamental equation of air content (ac ), degree of saturation (Sr ) and void ratio (e), is (A) ac = e (1 - Sr )/(1 - e) (B) ac = e (1 + Sr )/(1 + e) (C) ac = e (1 - Sr )/(1 + e) (D) ac = e (1 + Sr )/(1 - e)

Description : The fundamental equation of air content (ac ), degree of saturation (Sr ) and void ratio (e), is (A) ac = e (1 - Sr )/(1 - e) (B) ac = e (1 + Sr )/(1 + e) (C) ac = e (1 - Sr )/(1 + e) (D) ac = e (1 + Sr )/(1 - e)

Last Answer : (C) ac = e (1 - Sr )/(1 + e)

A partially saturated sample of soil has a unit weight of 2.0 g/cm3 and specific gravity of soil particles is 2.6. If the moisture content in the soil is 20%, the degree of saturation is (A) 20 % (B) 77 % (C) 92 % (D) None of these

Description : A partially saturated sample of soil has a unit weight of 2.0 g/cm3 and specific gravity of soil particles is 2.6. If the moisture content in the soil is 20%, the degree of saturation is (A) 20 % (B) 77 % (C) 92 % (D) None of these

Last Answer : Answer: Option C

A soil sample of mass specific gravity 1.92 has moisture content 30%. If the specific gravity of solids is 2.75, the degree of saturation, is (A) 95.4 % (B) 95.5 % (C) 95.6 % (D) 95.7 %

Description : A soil sample of mass specific gravity 1.92 has moisture content 30%. If the specific gravity of solids is 2.75, the degree of saturation, is (A) 95.4 % (B) 95.5 % (C) 95.6 % (D) 95.7 %

Last Answer : Option D

A moist soil sample of volume 60 cc. weighs 108 g and its dried weight is 86.4 g. If its absolute density is 2.52, the degree of saturation is (A) 54 % (B) 64 % (C) 74 % (D) 84 %

Description : A moist soil sample of volume 60 cc. weighs 108 g and its dried weight is 86.4 g. If its absolute density is 2.52, the degree of saturation is (A) 54 % (B) 64 % (C) 74 % (D) 84 %

Last Answer : (D) 84 %

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

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

Pick up the correct statement from the following: (A) The void ratio in soils is defined as the ratio of the volume of voids to the volume of solids (B) The bulk density of a soil is defined as the unit weight of the soil (C) The dry density of a soil is defined as weight of solids to the total volume of the soil (D) All the above

Description : Pick up the correct statement from the following: (A) The void ratio in soils is defined as the ratio of the volume of voids to the volume of solids (B) The bulk density of a soil is defined as the ... of a soil is defined as weight of solids to the total volume of the soil (D) All the above

Last Answer : Answer: Option D

PROBLEM EA Sample of moist soil has a water content of 20.0% and the moist unit weight of 21.09 KN/cu.meter. The specific gravity of the soil is 2.75. Compute the degree of saturation and the value of porosity?

Description : PROBLEM EA Sample of moist soil has a water content of 20.0% and the moist unit weight of 21.09 KN/cu.meter. The specific gravity of the soil is 2.75. Compute the degree of saturation and the value of porosity?

Last Answer : two seconds

Define void ratio; porosity; water content and degree of saturation.

Description : Define void ratio; porosity; water content and degree of saturation.

Last Answer : i) Voids Ratio: Voids ratio e of a given soil sample is the ratio of the volume of voids to the volume of soil solids in the given soil mass. e=Vv/Vs ii) Porosity: The ratio of volume of voids ( ... ratio of the volume of water in the voids to the volume of voids. It is expressed as per cent

The ratio of volume of air voids to the volume of voids is known as a) Percentage of air voids b) Porosity c) Degree of saturation d) Air content*

Description : The ratio of volume of air voids to the volume of voids is known as a) Percentage of air voids b) Porosity c) Degree of saturation d) Air content*

Last Answer : d) Air content*

Define: 1) Degree of saturation and 2) Air content.

Description : Define: 1) Degree of saturation and 2) Air content.

Last Answer : i) Degree of saturation: The degree saturation is a ratio of the volume of water in the voids to the volume of voids. It is expressed as per cent ii) Air When soil mass is completely dry the ... = Vv Air content is defined as ratio of volume of air to volume of voids, i.e ac =Va/Vv

With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct? (a) Increasing atmospheric CO2 concentration up to 0.05% can enhance CO2 fixation rate.(b) C3 plants respond to higher temperature with enhanced photosynthesis while C4 plants have much lower temperature optimum. (c) Tomato is a greenhouse crop which can be grown in CO2-enriched atmosphere for higher yield. (d) Light saturation for CO2 fixation occurs at 10% of full sunlight.

Description : With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct? (a) Increasing atmospheric CO2 concentration up to 0.05% can enhance CO2 fixation rate. ( ... for higher yield. (d) Light saturation for CO2 fixation occurs at 10% of full sunlight.

Last Answer : (b) C3 plants respond to higher temperature with enhanced photosynthesis while C4 plants have much lower temperature optimum

With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct ? (1) Increasing atmospheric CO 2 concentration up to 0.05% can enhance CO 2 fixation rate (2) C 3 plants respond to higher temperatures with enhanced photosynthesis while C 4 plants have much lower temperature optimum (3) Tomato is a greenhouse crop which can be grown in CO 2 - enriched atmosphere for higher yield (4) Light saturation for CO 2 fixation occurs at 10% of full sunlight

Description : With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct ? (1) Increasing atmospheric CO 2 concentration up to 0.05% can enhance CO 2 fixation ... for higher yield (4) Light saturation for CO 2 fixation occurs at 10% of full sunlight

Last Answer : (2) C 3 plants respond to higher temperatures with enhanced photosynthesis while C 4 plants have much lower temperature optimum

The ratio of the volume of water present in a given soil mass to the total volume of its voids, is known (A) Porosity (B) Void ratio (C) Percentage voids (D) Degree of saturation

Description : The ratio of the volume of water present in a given soil mass to the total volume of its voids, is known (A) Porosity (B) Void ratio (C) Percentage voids (D) Degree of saturation

Last Answer : Answer: Option D

When the degree of saturation is zero, the soil mass under consideration represents (A) One phase system (B) Two phase system with soil and air (C) Two phase system with soil and water (D) Three phase system

Description : When the degree of saturation is zero, the soil mass under consideration represents (A) One phase system (B) Two phase system with soil and air (C) Two phase system with soil and water (D) Three phase system

Last Answer : Answer: Option B

As the equilibrium moisture content of the coal increases, its (A) Calorific value increases (B) Swelling number decreases (C) Swelling number increases (D) Bulk density decreases

Description : As the equilibrium moisture content of the coal increases, its (A) Calorific value increases (B) Swelling number decreases (C) Swelling number increases (D) Bulk density decreases

Last Answer : (B) Swelling number decreases

With increase in moisture content of coal, its (A) Calorific value increases sometimes (B) Bulk density always decreases (C) Clinkering tendency during combustion increases (D) None of these

Description : With increase in moisture content of coal, its (A) Calorific value increases sometimes (B) Bulk density always decreases (C) Clinkering tendency during combustion increases (D) None of these

Last Answer : (D) None of these

Pulverised coal used in boiler firing need not have (A) Less moisture content (B) High fusion point of its ash (C) High bulk density (D) Lower ash conten

Description : Pulverised coal used in boiler firing need not have (A) Less moisture content (B) High fusion point of its ash (C) High bulk density (D) Lower ash conten

Last Answer : (B) High fusion point of its ash

Valid range for S, the degree of saturation of soil in percentage is (A) S > 0 (B) S < 0 (C) 0 < S < 100 (D) 0 < S < 100

Description : Valid range for S, the degree of saturation of soil in percentage is (A) S > 0 (B) S < 0 (C) 0 < S < 100 (D) 0 < S < 100

Last Answer : (D) 0 < S < 100

A sample of saturated soil has 30% water content and the specific gravity of soil grains is 2.6. The dry density of the soil mass in g/cm3 , is (A) 1.47 (B) 1.82 (C) 1.91 (D) None of these

Description : A sample of saturated soil has 30% water content and the specific gravity of soil grains is 2.6. The dry density of the soil mass in g/cm3 , is (A) 1.47 (B) 1.82 (C) 1.91 (D) None of these

Last Answer : (D) None of these

A pycnometer is used to determine (A) Water content and voids ratio (B) Specific gravity and dry density (C) Water content and specific gravity (D) Voids ratio and dry density

Description : A pycnometer is used to determine (A) Water content and voids ratio (B) Specific gravity and dry density (C) Water content and specific gravity (D) Voids ratio and dry density

Last Answer : (C) Water content and specific gravity

A pycnometer is used to determine (A) Voids ratio (B) Dry density (C) Water content (D) Density index

Description : A pycnometer is used to determine (A) Voids ratio (B) Dry density (C) Water content (D) Density index

Last Answer : (C) Water content

Fundamental relationship between dry density ( d), specific gravity (G), water content ( ) and percentage of air voids (na) is: (A) d = (1 - na) G (1 + ) (B) d = (1 + na) G (1 + ) (C) d = (1 + na) G (1 - ) (D) d = (1 - na) G (1 - )

Description : Fundamental relationship between dry density ( d), specific gravity (G), water content ( ) and percentage of air voids (na) is: (A) d = (1 - na) G (1 + ) (B) d = (1 + na) G (1 + ) (C) d = (1 + na) G (1 - ) (D) d = (1 - na) G (1 - )

Last Answer : Answer: Option A

W is the weight of soil having a moisture content w. If V is the volume of proctor's mould, the dry density of the soil is (A) WV/(1 + w) (B) V/w (1 + w) (C) W/V(1 + w) (D) V (1 + w)/W

Description : W is the weight of soil having a moisture content w. If V is the volume of proctor's mould, the dry density of the soil is (A) WV/(1 + w) (B) V/w (1 + w) (C) W/V(1 + w) (D) V (1 + w)/W

Last Answer : (C) W/V(1 + w)

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

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 bulk density of aggregates, is generally expressed as (A) tonnes/cubic metre (B) kg/cubic metre (C) kg/litre (D) g/cm3

Description : The bulk density of aggregates, is generally expressed as (A) tonnes/cubic metre (B) kg/cubic metre (C) kg/litre (D) g/cm3

Last Answer : (C) kg/litre

The bulk density of aggregates does not depend upon: (A) Size and shape of aggregates (B) Specific gravity of aggregates (C) Grading of aggregates (D) Size and shape of the container

Description : The bulk density of aggregates does not depend upon: (A) Size and shape of aggregates (B) Specific gravity of aggregates (C) Grading of aggregates (D) Size and shape of the container

Last Answer : Answer: Option D

Pick up the incorrect statement from the following: (A) In properly graded aggregates, bulk density is more (B) In single size aggregates, bulk density is least (C) In single size aggregates, bulk density is maximum (D) None of these

Description : Pick up the incorrect statement from the following: (A) In properly graded aggregates, bulk density is more (B) In single size aggregates, bulk density is least (C) In single size aggregates, bulk density is maximum (D) None of these

Last Answer : Answer: Option C

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

The bulk density of aggregates , is (a) kN/m3 (b) Kg/1tr (c) g/cm3 (d) All the above.

Description : The bulk density of aggregates , is (a) kN/m3 (b) Kg/1tr (c) g/cm3 (d) All the above.

Last Answer : (b) Kg/1tr

Minimum temperature upto which water can be theoretically cooled down in the cooling tower by evaporative cooling is equal to the __________ temperature of air. (A) Wet bulb (B) Dry bulb (C) Saturation (D) Dew point

Description : Minimum temperature upto which water can be theoretically cooled down in the cooling tower by evaporative cooling is equal to the __________ temperature of air. (A) Wet bulb (B) Dry bulb (C) Saturation (D) Dew point

Last Answer : Option A

The ratio of volume of water present in a given soil sample to the total volume of voids in it is known as a) Percentage of air voids b) Degree of saturation * c) Void rat

Description : The ratio of volume of water present in a given soil sample to the total volume of voids in it is known as a) Percentage of air voids b) Degree of saturation * c) Void rat

Last Answer : b) Degree of saturation *

Van der Waals derived an expression for the ‘pressure defect’, if the observed pressure is denoted as ‘p’ and volume is denoted as ‘V’, the gas pressure in the bulk of the gas is equal to: A. p + a/V; where a: constant for the particular gas B. p + a/(V²); where a: constant for the particular gas C. p + (a × V); where a: constant for the particular gas D. p + (a × V²); where a: constant for the particular gas

Description : Van der Waals derived an expression for the pressure defect', if the observed pressure is denoted as p' and volume is denoted as V', the gas pressure in the bulk of the gas is equal to: A. p + ... a: constant for the particular gas D. p + (a V²); where a: constant for the particular gas

Last Answer : p + a/(V²); where a: constant for the particular gas

The dry-bulb temperature scale is read on a psychrometric chart along the: a. Left vertical axis b. Right vertical axis c. Saturation line and sloping downward to the right d. Top horizontal axis e. Horizontal axis on the bottom of the chart

Description : The dry-bulb temperature scale is read on a psychrometric chart along the: a. Left vertical axis b. Right vertical axis c. Saturation line and sloping downward to the right d. Top horizontal axis e. Horizontal axis on the bottom of the chart

Last Answer : ANSWER : E