The minimum particle size of fine aggregate is (a) 0.0075mm (b) 0.075mm (c)0.75mm (d)0.95m

The minimum particle size of fine aggregate is
(a) 0.0075mm
(b) 0.075mm
(c)0.75mm
(d)0.95m
by

1 Answer

Answer :

(b) 0.075mm
by

Related questions

The aggregate which pass through 75mm IS sieve and entirely retain on 4.75 IS sieve is known as (a) Cyclopean aggregate (b) Coarse aggregate (c)Fine aggregate (d) Aall-in-aggregate

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Last Answer : (b) Coarse aggregate

Pick up the correct statement from the following: (A) The maximum size of a coarse aggregate, is 75 mm and minimum 4.75 mm (B) The maximum size of the fine aggregate, is 4.75 mm and minimum 0.075 mm (C) The material having particles of size varying from 0.06 mm to 0.002 mm, is known as silt (D) All the ab

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Last Answer : Answer: Option D

The void ratio of (A) Single size coarse aggregate is roughly 0.45 (B) Graded coarse aggregate is roughly 0.040 (C) Fine aggregate is roughly 0.45 (D) All the abo

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For performing the compressive strength test of cement, the size of cube mould should be (a) 7.06cm (b)75mm (c)80mm (d)All the above

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For dam construction the size of aggregates are (a) 40mm (b) 50mm (c) 60mm (d) 75mm

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The fineness modulus of fine aggregate is in the range of (A) 2.0 to 3.5 (B) 3.5 to 5.0 (C) 5.0 to 7.0 (D) 6.0 to 8.5

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Pick up the correct statement from the following: (A) Continuous grading is not necessary for obtaining a minimum of air voids (B) The omission of a certain size of aggregate is shown by a straight horizontal line on the grading curve (C) The omission of a certain size of aggregate in concrete increases the workability but also increases the liability to segregation (D) All the above

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If aggregates completely pass through a sieve of size 75 mm and are retained on a sieve of size 60 mm, the particular aggregate will be flaky if its minimum dimension is less than (A) 20.5 mm (B) 30.5 mm (C) 40.5 mm (D) 50.5 mm

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Which of the following statement is correct (a) The maximum size of coarse aggregate should not exceed one fourth of the minimum dimension of the plain concrete member. (b) The maximum size of coarse aggregate should not exceed one fifty of the minimum dimension of the reinforced concrete member (c)The aggregates of 40mm, 20mm and 10mm sizes are commonly used for concrete works (d) All the above

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In order to prepare a test specimen, it is necessary to (a) Mix the cement and fine aggregate (sand ) dry hand (b) Mix the coarse aggregate (c) Mix water to the cement, fine aggregate and coarse aggregate (d) All of the above

Description : In order to prepare a test specimen, it is necessary to (a) Mix the cement and fine aggregate (sand ) dry hand (b) Mix the coarse aggregate (c) Mix water to the cement, fine aggregate and coarse aggregate (d) All of the above

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.The undercut for Cobalt Chrome’s retentive arm clasp is, A. 0.75mm B. 0.50mm C. 0.25mm

Description : .The undercut for Cobalt Chrome’s retentive arm clasp is, A. 0.75mm B. 0.50mm C. 0.25mm

Last Answer : C. 0.25mm

The particle size of fine sand

Description : The particle size of fine sand

Last Answer : Ans. 0.2 -0.02 mm

The gap between scaffold planks (boards) must be no more than? a. 150mm (6 inches) b. 50mm (2 inches) c. 75mm (3 inches) d. 25mm (1 inch)

Description : The gap between scaffold planks (boards) must be no more than? a. 150mm (6 inches) b. 50mm (2 inches) c. 75mm (3 inches) d. 25mm (1 inch)

Last Answer : d. 25mm (1 inch)

Explain determination of bulking of fine aggregate with neat sketch.

Description : Explain determination of bulking of fine aggregate with neat sketch.

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Explain procedure to find specific gravity of the fine aggregate in laboratory.

Description : Explain procedure to find specific gravity of the fine aggregate in laboratory.

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Description : State any four properties of fine aggregate. 

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Last Answer : (B) 16 mm/s

If P, Y and Z are the weights of cement, fine aggregates and coarse aggregates respectively and W/C is the water cement ratio, the minimum quantity of water to be added to first batch, is obtained by the equation (A) 0.1P + 0.3Y + 0.1Z = W/C × P (B) 0.3P + 0.1Y + 0.01Z = W/C × P (C) 0.4P + 0.2Y + 0.01Z = W/C × P (D) 0.5P + 0.3Y + 0.01Z = W/C × P

Description : If P, Y and Z are the weights of cement, fine aggregates and coarse aggregates respectively and W/C is the water cement ratio, the minimum quantity of water to be added to first batch, is obtained by the equation (A) 0.1P + 0.3Y + 0. ... + 0.2Y + 0.01Z = W/C P (D) 0.5P + 0.3Y + 0.01Z = W/C P

Last Answer : Answer: Option B

In designing concrete structures, normally maximum aggregate sizes are adopted with ranges from 10mm to 20mm. Does an increase of maximum aggregate size benefit the structures?

Description : In designing concrete structures, normally maximum aggregate sizes are adopted with ranges from 10mm to 20mm. Does an increase of maximum aggregate size benefit the structures?

Last Answer : To answer this question, let's consider an example of a cube. The surface area to volume ratio of a cube is 6/b where b is the length of the cube. This implies that ... requirement can offset the disadvantages brought about by discontinuities as suggested by Longman Scientific and Technical (1987).

Strength of concrete increases with (A) Increase in water-cement ratio (B) Increase in fineness of cement (C) Decrease in curing time (D) Decrease in size of aggregate

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Last Answer : (B) Increase in fineness of cement

Workability of concrete is inversely proportional to (A) Time of transit (B) water-cement ratio (C) The air in the mix (D) Size of aggregate

Description : Workability of concrete is inversely proportional to (A) Time of transit (B) water-cement ratio (C) The air in the mix (D) Size of aggregate

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A flaky aggregate is said to be elongated if its length is (A) Equal to the mean size (B) Twice the mean size (C) Thrice the mean size (D) Four times the mean size

Description : A flaky aggregate is said to be elongated if its length is (A) Equal to the mean size (B) Twice the mean size (C) Thrice the mean size (D) Four times the mean size

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For the construction of cement concrete floor, the maximum permissible size of aggregate, is (A) 4 mm (B) 6 mm (C) 8 mm (D) 10 mm

Description : For the construction of cement concrete floor, the maximum permissible size of aggregate, is (A) 4 mm (B) 6 mm (C) 8 mm (D) 10 mm

Last Answer : Answer: Option D

The risk of segregation is more for (A) Wetter mix (B) Larger proportion of maximum size aggregate (C) Coarser grading (D) All the above

Description : The risk of segregation is more for (A) Wetter mix (B) Larger proportion of maximum size aggregate (C) Coarser grading (D) All the above

Last Answer : Answer: Option D

An aggregate is known as cyclopean aggregate if its size is more than (A) 4.75 mm (B) 30 mm (C) 60 mm (D) 75 mm

Description : An aggregate is known as cyclopean aggregate if its size is more than (A) 4.75 mm (B) 30 mm (C) 60 mm (D) 75 mm

Last Answer : Answer: Option D

If the engineer-in-charge approves, the 10 cm cubes may be used for the work test of concrete provided maximum nominal size of aggregate, does not exceed (A) 10 cm (B) 15 cm (C) 20 cm (D) 25 cm

Description : If the engineer-in-charge approves, the 10 cm cubes may be used for the work test of concrete provided maximum nominal size of aggregate, does not exceed (A) 10 cm (B) 15 cm (C) 20 cm (D) 25 cm

Last Answer : Answer: Option C

Minimum fluidisation velocity for a specific system depends upon the (A) Particle size (B) Fluid viscosity (C) Density of both the particle & the fluid (D) All (A), (B) and (C)

Description : Minimum fluidisation velocity for a specific system depends upon the (A) Particle size (B) Fluid viscosity (C) Density of both the particle & the fluid (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Stoke's law does not hold good if the size of particle is smaller than (A) 0.0002 mm (B) 0.002 mm (C) 0.02 mm (D) 0.2 mm

Description : Stoke's law does not hold good if the size of particle is smaller than (A) 0.0002 mm (B) 0.002 mm (C) 0.02 mm (D) 0.2 mm

Last Answer : (A) 0.0002 mm

Stoke's law is valid only if the size of particle is (A) Less than 0.0002 mm (B) Greater than 0.2 mm (C) Between 0.2 mm and 0.0002 mm (D) All of the above

Description : Stoke's law is valid only if the size of particle is (A) Less than 0.0002 mm (B) Greater than 0.2 mm (C) Between 0.2 mm and 0.0002 mm (D) All of the above

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Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be (A) 40 cm(B) 52 cm (C) 64 cm (D) 76 cm

Description : Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be (A) 40 cm (B) 52 cm (C) 64 cm (D) 76 cm

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The maximum limit of water absorption for aggregate suitable for road construction is (A) 0.4 % (B) 0.6 % (C) 0.8 % (D) 1.0 %

Description : The maximum limit of water absorption for aggregate suitable for road construction is (A) 0.4 % (B) 0.6 % (C) 0.8 % (D) 1.0 %

Last Answer : Answer: Option B

If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, 6 kg, 4 kg respectively, the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Description : If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, ... , the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Last Answer : Answer: Option C

. The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an (A) Bag filter (B) Electrostatic precipitator (C) Cyclone separator (D) Wet scrubber

Description : . The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an (A) Bag filter (B) Electrostatic precipitator (C) Cyclone separator (D) Wet scrubber

Last Answer : (B) Electrostatic precipitator

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°

The size of fine aggregates does not exceed (A) 2.75 mm (B) 3.00 mm (C) 3.75 mm (D) 4.75 mm

Description : The size of fine aggregates does not exceed (A) 2.75 mm (B) 3.00 mm (C) 3.75 mm (D) 4.75 mm

Last Answer : Answer: Option D

The size of fine aggregates does not exceed [ A ] 2.75 mm [ B ] 3.75 mm [ C ] 4.75 mm [ D ] 5.75 mm

Description : The size of fine aggregates does not exceed [ A ] 2.75 mm [ B ] 3.75 mm [ C ] 4.75 mm [ D ] 5.75 mm

Last Answer : [ C ] 4.75 mm

Highway Research Board (HRB) classification of soils is based on (A) Particle size composition (B) Plasticity characteristics (C) Both particle size composition and plasticity characteristics (D) None of the above

Description : Highway Research Board (HRB) classification of soils is based on (A) Particle size composition (B) Plasticity characteristics (C) Both particle size composition and plasticity characteristics (D) None of the above

Last Answer : (C) Both particle size composition and plasticity characteristics

Which of the following is a measure of particle size range? (A) Effective size (B) Uniformity coefficient(C) Coefficient of curvature (D) None of the above

Description : Which of the following is a measure of particle size range? (A) Effective size (B) Uniformity coefficient (C) Coefficient of curvature (D) None of the above

Last Answer : Answer: Option B

Soil classification of composite soils, exclusively based on the particle size distribution, is known (A) Particle classification (B) Textural classification (C) High Way Research Board classification (D) Unified soil classification

Description : Soil classification of composite soils, exclusively based on the particle size distribution, is known (A) Particle classification (B) Textural classification (C) High Way Research Board classification (D) Unified soil classification

Last Answer : Answer: Option B

Which of the following statements is correct? (A) Uniformity coefficient represents the shape of the particle size distribution curve. (B) For a well graded soil, both uniformity coefficient and coefficient of curvature are nearly unity. (C) A soil is said to be well graded if it has most of the particles of about the same size (D) None of the above

Description : Which of the following statements is correct? (A) Uniformity coefficient represents the shape of the particle size distribution curve. (B) For a well graded soil, both uniformity coefficient and coefficient of ... if it has most of the particles of about the same size (D) None of the above

Last Answer : Answer: Option D

For general engineering purposes, soils are classified by (A) Particle size classification system (B) Textural classification system (C) High Way Research Board (HRB), classification system (D) Unified soil classification system

Description : For general engineering purposes, soils are classified by (A) Particle size classification system (B) Textural classification system (C) High Way Research Board (HRB), classification system (D) Unified soil classification system

Last Answer : Answer: Option D

Classify the aggregate based on its size and shape.

Description : Classify the aggregate based on its size and shape.

Last Answer : Classification of aggregate according to Size:  As per size aggregates are divided into two categories:  i. Coarse Aggregate: The aggregate having size bigger than 4.75mm is considered as coarse ... Flaky and elongated: This type of aggregate having small thickness as compared to width or length.

Pick up the correct statement from the following: (A) The ratio of total volume of voids in soil aggregates to the total volume of aggregate, is called Porosity (B) Water retained by the interstices due to molecular attraction, is called pellicular water (C) Sum of the percentage of specific yield and specific retention is 100 (D) All the above

Description : Pick up the correct statement from the following: (A) The ratio of total volume of voids in soil aggregates to the total volume of aggregate, is called Porosity (B) Water retained by the interstices ... (C) Sum of the percentage of specific yield and specific retention is 100 (D) All the above

Last Answer : Answer: Option D

If aggregate impact value is 20 to 30 percent, then it is classified as (A) Exceptionally strong (B) Strong (C) Satisfactory for road surfacing (D) Unsuitable for road surfacing

Description : If aggregate impact value is 20 to 30 percent, then it is classified as (A) Exceptionally strong (B) Strong (C) Satisfactory for road surfacing (D) Unsuitable for road surfacing

Last Answer : Answer: Option C

The percentage of the aggregate of F.M. 2.6 to be combined with coarse aggregate of F.M. 6.8 for obtaining the aggregates of F.M. 5.4, is (A) 30 % (B) 40 % (C) 50 % (D) 60 %

Description : The percentage of the aggregate of F.M. 2.6 to be combined with coarse aggregate of F.M. 6.8 for obtaining the aggregates of F.M. 5.4, is (A) 30 % (B) 40 % (C) 50 % (D) 60 %

Last Answer : (C) 50 %

The most useless aggregate is one whose surface texture is (A) Smooth (B) Granular (C) Glassy (D) Honey combed and porous

Description : The most useless aggregate is one whose surface texture is (A) Smooth (B) Granular (C) Glassy (D) Honey combed and porous

Last Answer : (C) Glassy