The aggregate containing moisture in pores and having its surface dry, is known as (A) Moist aggregates (B) Very dry aggregates (C) Dry aggregates (D) Saturated surface dry aggregate

The aggregate containing moisture in pores and having its surface dry, is known as
(A) Moist aggregates
(B) Very dry aggregates
(C) Dry aggregates
(D) Saturated surface dry aggregate
by

1 Answer

Answer :

Answer: Option D
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Related questions

An aggregate which may contain some moisture in the pores but having dry surface is known as. (a) Dry aggregate (b) Moist aggregate (c) Saturated surface dry aggregate (d) All the above

Description : An aggregate which may contain some moisture in the pores but having dry surface is known as. (a) Dry aggregate (b) Moist aggregate (c) Saturated surface dry aggregate (d) All the above

Last Answer : (a) Dry aggregate

An aggregate having all the pores are filled with water and also having its surface wet is called (a) Dry aggregate (b) Moist aggregate (c) Saturated surface dry aggregate (d) All the above

Description : An aggregate having all the pores are filled with water and also having its surface wet is called (a) Dry aggregate (b) Moist aggregate (c) Saturated surface dry aggregate (d) All the above

Last Answer : (b) Moist aggregate

An aggregate having all the pores filled with water but having dry surface is called . (a) Dry aggregate (b) Moist aggregate (c) Saturated surface dry aggregate (d) All the above

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Last Answer : (c) Saturated surface dry aggregate

To ensure constant moisture content in aggregates (A) Area of each aggregate pile should be large (B) Height of each aggregate pile should not exceed 1.50 m (C) Aggregate pile should be left for 24 hours before aggregates are used (D) All the above

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For preparing a test-specimen, it is necessary (A) To mix cement and fine aggregate by dry hand (B) To mix coarse aggregates (C) To mix water to the cement, fine aggregates and coarse aggregates (D) All the above

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Pick up the correct statement from the following: (A) Bulking of sand is caused due to formation of a thin film of surface moisture (B) Fine sand bulks more than coarse sand (C) The volume of fully saturated sand, is equal to the volume of dry and loose sand (D) All the above

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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

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Last Answer : (D) All the above

Which one of the following statements is correct? (a) Adding 5% to 6% of moisture 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 ) Volume of fully saturated sand is equal to that of dry sand (d) All of the above

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Last Answer : (d) All of the above

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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Last Answer : Answer: Option C

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

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Last Answer : Answer: Option D

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Last Answer : (C) 50 %

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Last Answer : (C) Graded aggregates

The type of aggregates not suitable for high strength concrete and for pavements subjected to tension, is (A) Rounded aggregate (B) Irregular aggregate (C) Angular aggregate (D) Flaky aggregat

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Last Answer : Answer: Option A

Workability of concrete for a given water content is good if the aggregates, are (A) Rounded aggregate (B) Irregular aggregate (C) Angular aggregate (D) Flaky aggregate

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Last Answer : (d) All the above

When dry bulb temperature & wet bulb temperature of moist air is the same, it means that the (A) Partial pressure of water vapour is less than the total pressure (B) Humidity is < 100% & dew point temperature of air has not reached (C) Dew point temperature of air has not reached & air is not saturated fully (D) Air is fully saturated

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Last Answer : (D) Air is fully saturated

The main factor which affects the infiltration capacity, is (A) Thickness of saturated layer (B) Depth of surface detention (C) Soil moisture (D) All the above

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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

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Pick up the correct statement from the following: (A) Absolute humidity at a given temperature is equal to weight of moisture present in a unit volume (B) Relative humidity is the ratio of actual vapour pressure and saturation vapour pressure at the same temperature (C) Relative humidity is the ratio of the weight of the vapours present per unit volume to the weight of vapours which could be contained at the same temperature when fully saturated (D) All the above

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Drying operation under vacuum is carried out to (A) Dry those materials which have very high unbound moisture content (B) Reduce drying temperature (C) Increase drying temperature (D) Dry materials having high bound moisture content

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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

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The process of hardening the concrete by keeping its surface moist is known (A) Placing (B) Wetting (C) Curing (D) Compacting

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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

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For the construction of water bound macadam roads, the correct sequence of operations after spreading coarse aggregates is (A) Dry rolling, wet rolling, application of screening and application of filler (B) Dry rolling, application of filler, wet rolling and application of screening (C) Dry rolling, application of screening, wet rolling and application of filler (D) Dry rolling, application of screening, application of filler and wet rolling

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Pick up the correct statement from the following: (A) The theory of formation of concrete is based on the phenomena of formation of voids (B) The bulking of sand is taken into account while volumetric proportioning of the aggregates (C) The dry sand and the sand completely flooded with water, have practically the same volume (D) All the above

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How the moisture content of the aggregates obtainable at site affect the water content ratio specified?

Description : How the moisture content of the aggregates obtainable at site affect the water content ratio specified?

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What is the name given to a compound containing only carbons and hydrogens and having the maximum number of hydrogens in the molecule? (a) alkene (b) unsaturated hydrocarbon (c) saturated hydrocarbon (d) alkyne

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If PE denotes monthly average value of potential evapo–transpiration and R stands for monthly average rainfall, the period having PE/4 greater than or equal to R, is designated as...... (A) Moist (B) Humid (C) Moderately Dry (D) Severe Drought (E) Dry

Description : If PE denotes monthly average value of potential evapo–transpiration and R stands for monthly average rainfall, the period having PE/4 greater than or equal to R, is designated as...... (A) Moist (B) Humid (C) Moderately Dry (D) Severe Drought (E) Dry

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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

Pick up the correct statement from the following: (A) When water table is above the base of a footing, the dry weight m should be used for soil below water table (B) When water table is located somewhat below the base of a footing, the elastic wedge is partly of moist soil and partly of submerged soil, and a suitable reduction factor is used (C) When water table is just at the base of the footing, no reduction factor is used (D) None of these

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Concrete is unsuitable for compaction by a vibrator if it is (A) Dry (B) Earth moist (C) Semi-plastic (D) Plastic

Description : Concrete is unsuitable for compaction by a vibrator if it is (A) Dry (B) Earth moist (C) Semi-plastic (D) Plastic

Last Answer : Answer: Option D

For Ordinary Portland cement concrete exposed to dry and hot weather conditions, good moist curing period is [ A ] 7 days [ B ] 10 days [ C ] 14 days [ D ] None of the above

Description : For Ordinary Portland cement concrete exposed to dry and hot weather conditions, good moist curing period is [ A ] 7 days [ B ] 10 days [ C ] 14 days [ D ] None of the above

Last Answer : [ B ] 10 days

Concrete is unsuitable for compaction by vibration if it is [ A ] Semi – plastic [ B ] Plastic [ C ] Earth moist [ D ] Dry

Description : Concrete is unsuitable for compaction by vibration if it is [ A ] Semi – plastic [ B ] Plastic [ C ] Earth moist [ D ] Dry

Last Answer : [ B ] Plastic

The basic underlying principle of using a mist propagation system is that it: a. Keeps the propagation medium uniformly moist and supplies moisture to the base of the cuttings b. Keeps the plant material cool c. Cools the propagation medium to promote root formation and development d. Increases humidity around the cutting and reduces transpiration

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Last Answer : Increases humidity around the cutting and reduces transpiration

Dew point temperature always gives an indication of the __________ of the moist air. (A) Dryness (B) Moisture content (C) Coolness (D) Latent heat

Description : Dew point temperature always gives an indication of the __________ of the moist air. (A) Dryness (B) Moisture content (C) Coolness (D) Latent heat

Last Answer : (B) Moisture content

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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Last Answer : (d) All of the above

Soils containing organic matters (A) Are of spongy nature (B) Swell with decrease of moisture (C) Shrink with increase of moisture content (D) None of these

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Last Answer : Answer: Option A

The protists have (a) only free nucleic acid aggregates(b) membrane bound nucleoproteins lying embedded in the cytoplasm (c) gene containing nucleoproteins condensed together in loose mass (d) nucleoprotein in direct contact with the rest of the cell substance.

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Last Answer : (b) membrane bound nucleoproteins lying embedded in the cytoplasm

Pavement is said to be flexible if it contains (A) Water bound macadam surface (B) Stabilised soil base constructed of lime cement or tar (C) Bitumen-bound stone layer of varying aggregates (D) All the above

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Pick up the correct statement from the following: (A) The free water is the amount of water added while mixing and the amount of water held on the surface of the aggregates prior to mixing (B) The total water is the free water and the amount actually absorbed by the aggregates (C) Neither (a) nor (b) (D) Both (a) and (b)

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Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) According to the petrological characteristics, concrete aggregates are classified as heavy weight, normal weight and light weight (B) According to the shape of the particles, concrete aggregates are classified as rounded irregular, angular and flaky (C) According to the surface texture of the particles, the concrete aggregates are classified as glassy, smooth, granular, rough, crystalline, honey combed and porous (D) All the above

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