Pick up the correct statement from the following: (A) Sand stones may be divided into calcareous, siliceous and ferruginous sand stones (B) Concrete using sand stones, cracks due to excessive shrinkage (C) Broken bricks produce a concrete having good fire resisting qualities (D) All the above

Pick up the correct statement from the following:
(A) Sand stones may be divided into calcareous, siliceous and ferruginous sand stones
(B) Concrete using sand stones, cracks due to excessive shrinkage
(C) Broken bricks produce a concrete having good fire resisting qualities
(D) All the above
by

1 Answer

Answer :

Answer: Option D
by

Related questions

Cement used for normal concrete construction, is obtained by burning a mixture of (A) Siliceous and argillaceous materials (B) Argillaceous and calcareous materials (C) Siliceous and calcareous materials (D) Siliceous, argillaceous and calcareous materials

Description : Cement used for normal concrete construction, is obtained by burning a mixture of (A) Siliceous and argillaceous materials (B) Argillaceous and calcareous materials (C) Siliceous and calcareous materials (D) Siliceous, argillaceous and calcareous materials

Last Answer : Answer: Option D

Concrete contains (i)Siliceous aggregates, having higher coefficient of expansion (ii)Igneous aggregates, having intermediate coefficient of expansion (iii)Lime stones, having lowest coefficient of expansion [ A ] i and iii [ B ] ii and iii [ C ] i and ii [ D ] i, ii and iii

Description : Concrete contains (i)Siliceous aggregates, having higher coefficient of expansion (ii)Igneous aggregates, having intermediate coefficient of expansion (iii)Lime stones, having lowest coefficient of expansion [ A ] i and iii [ B ] ii and iii [ C ] i and ii [ D ] i, ii and iii

Last Answer : [ D ] i, ii and iii

The rocks having alumina or clay as their major constituents are known as (A) Siliceous rocks (B) Argillaceous rocks (C) Calcareous rocks (D) Sedimentary rocks

Description : The rocks having alumina or clay as their major constituents are known as (A) Siliceous rocks (B) Argillaceous rocks (C) Calcareous rocks (D) Sedimentary rocks

Last Answer : Answer: Option B

Pick up the correct statement from the following: (A) Construction joints are necessarily planned for their locations (B) Expansion joints are provided to accommodate thermal expansion (C) Construction joints are provided to control shrinkage cracks (D) All the above

Description : Pick up the correct statement from the following: (A) Construction joints are necessarily planned for their locations (B) Expansion joints are provided to accommodate thermal expansion (C) Construction joints are provided to control shrinkage cracks (D) All the above

Last Answer : Answer: Option D

A pre-stressed concrete member is preferred because (A) Its dimensions are not decided from the diagonal tensile stress (B) Large size of long beams carrying large shear force need not be adopted (C) Removal of cracks in the members due to shrinkage (D) All the above

Description : A pre-stressed concrete member is preferred because (A) Its dimensions are not decided from the diagonal tensile stress (B) Large size of long beams carrying large shear force need not be adopted (C) Removal of cracks in the members due to shrinkage (D) All the above

Last Answer : Answer: Option D

Concrete containing (A) Siliceous aggregates, has higher co-efficient of expansion (B) Igneous aggregates, has intermediate coefficient of expansion (C) Lime stones, has lowest co-efficient of expansion (D) All the above

Description : Concrete containing (A) Siliceous aggregates, has higher co-efficient of expansion (B) Igneous aggregates, has intermediate coefficient of expansion (C) Lime stones, has lowest co-efficient of expansion (D) All the above

Last Answer : Answer: Option D

Chemically, marble is known as (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Description : Chemically, marble is known as (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Last Answer : Answer: Option C

Laterite is a/an (A) Volcanic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Description : Laterite is a/an (A) Volcanic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Last Answer : Answer: Option B

The rocks in which argil (or clay) predominates, are called (A) Siliceous rocks (B) Argillaceous rocks (C) Calcareous rocks (D) Igneous rocks

Description : The rocks in which argil (or clay) predominates, are called (A) Siliceous rocks (B) Argillaceous rocks (C) Calcareous rocks (D) Igneous rocks

Last Answer : Answer: Option B

Kaolin is chemically classified as (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Description : Kaolin is chemically classified as (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Last Answer : Answer: Option B

In a rock calcium carbonate predominates. State whether it is: (A) Siliceous rock (B) Argillaceous rock (C) Calcareous rock (D) None of these

Description : In a rock calcium carbonate predominates. State whether it is: (A) Siliceous rock (B) Argillaceous rock (C) Calcareous rock (D) None of these

Last Answer : Answer: Option C

Quartzite is a (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Description : Quartzite is a (A) Metamorphic rock (B) Argillaceous rock (C) Calcareous rock (D) Siliceous rock

Last Answer : Answer: Option D

Cement is obtained by burning a mixture of the following materials [ A ] Siliceous materials [ B ] Argillaceous materials [ C ] Calcareous materials [ D ] All the above

Description : Cement is obtained by burning a mixture of the following materials [ A ] Siliceous materials [ B ] Argillaceous materials [ C ] Calcareous materials [ D ] All the above

Last Answer : [ D ] All the above

The presence of sand in brick earth prevents: (A) Cracking of bricks (B) Shrinkage of bricks (C) Warping of bricks (D) None of these

Description : The presence of sand in brick earth prevents: (A) Cracking of bricks (B) Shrinkage of bricks (C) Warping of bricks (D) None of these

Last Answer : Answer: Option C

The advantage of reinforced concrete, is due to (A) Monolithic character (B) Fire-resisting and durability (C) Economy because of less maintenance cost (D) All the abov

Description : The advantage of reinforced concrete, is due to (A) Monolithic character (B) Fire-resisting and durability (C) Economy because of less maintenance cost (D) All the abov

Last Answer : Answer: Option D

Pick up the correct statements from the following: (A) Cracks appear on the plastered surface in the form of hair cracks (B) In brick work, the efflorescence is removed by applying a solution of zinc sulphate and water (C) Excessive thermal variations in the backing or plaster causes the plaster to fall (D) All the above

Description : Pick up the correct statements from the following: (A) Cracks appear on the plastered surface in the form of hair cracks (B) In brick work, the efflorescence is removed by applying a solution ... Excessive thermal variations in the backing or plaster causes the plaster to fall (D) All the above

Last Answer : Answer: Option D

Which of the following has more fire resisting characteristics? (A) Marble (B) Lime stone (C) Compact sand stone (D) Granite

Description : Which of the following has more fire resisting characteristics? (A) Marble (B) Lime stone (C) Compact sand stone (D) Granite

Last Answer : Answer: Option C

Pick up the correct statement from the following: (A) Sand obtained from pits, is washed to remove clay and silt (B) Sand obtained from flooded pits, need not be washed before use (C) The chloride in sea shore sand and shingle may cause corrosion of reinforcement if the concrete is porous (D) All the above

Description : Pick up the correct statement from the following: (A) Sand obtained from pits, is washed to remove clay and silt (B) Sand obtained from flooded pits, need not be washed before use (C) The ... shore sand and shingle may cause corrosion of reinforcement if the concrete is porous (D) All the above

Last Answer : Answer: Option D

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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Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) The free quartz suddenly expands at a temperature lower than 600°C (B) The lime stone resists fire upto about 800°C and at higher temperature it splits into CaO and CO2 (C) The sand stone with silicates resist a fire in a better way (D) All the above

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Last Answer : Answer: Option D

The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: (A) Radial shakes (B) Heart shakes (C) Wind cracks (D) Twisted fib

Description : The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: (A) Radial shakes (B) Heart shakes (C) Wind cracks (D) Twisted fib

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The purpose of transverse reinforcement, in a slab is to (a) Distribute the effect to f point load on the slab more evenly and uniformly (b) Distribute the shrinkage and temp cracks more ever (c) Keep the main reinforcement in position (d) All of the above.

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Pick up the correct statement from the following: (A) Water enables chemical reaction to take place with cement (B) Water lubricates the mixture of gravel, sand and cement (C) Strength of concrete structure largely depends upon its workability (D) All the above

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Last Answer : (D) All the above

Pick up the correct statement from the following: (A) Higher workability indicates unexpected increase in the moisture content (B) Higher workability indicates deficiency of sand (C) If the concrete mix is dry, the slump is zero (D) All the above

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Last Answer : Answer: Option D

Which one of the following statements is not correct with respect to PSC beams? (a) Loss due to shrinkage is proportional to water-cement ratio used in concrete (b) Loss due to creep is proportional to the age of the member at the time of loading. (c) Loss due to elastic deformation is directly proportionally to the modulus of elasticity of concrete (d) Loss due to friction occurs in post tensioned concrete members

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Stages of Bead Making:  To know the sources of siliceous stones and chank shells 

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Which of the following statements is correct? (a) Sulphate resisting cement is particularly used for canal lining. (b) Low heat cement should not be used for thin concrete structures. (c) Rapid hardening cement should not be used for massive concrete structures (d) All of the above

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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

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Pick up the correct statement from the following: (A) Lime may be used to soften the hard water (B) Excessive use of lime may kill the bacterias (C) Excessive lime when added to water, raises its pH value (D) All the above

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Pick up the incorrect statement from the following: (A) Concrete for which preliminary tests are conducted, is called controlled concrete (B) Bulking of sand depends upon the fineness of grains (C) Concrete mix 1 : 6 : 12, is used for mass concrete in piers (D) All the above

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Last Answer : Answer: Option D

After pre-stressing process is completed, a loss of stress is due to (A) Shrinkage of concrete (B) Elastic shortening of concrete (C) Creep of concrete (D) All the above

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Which of the following losses of pre-stress occurs only in pre-tensioning and not in posttensioning? (A) Elastic shortening of concrete (B) Shrinkage of concrete (C) Creep of concrete (D) Loss due to frictio

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Minimum shear reinforcement is necessary to [ A ] Prevent brittle shear failure [ B ] Prevent failure due to shrinkage and thermal stresses [ C ] Hold the reinforcements in place while pouring concrete [ D ] All the above.

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Pick up the correct statement from the following: (A) Bricks are paid per thousand (B) Cement is paid per 50 kg bag (C) Lime is paid per quintal (D) All the above

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Pick up the correct statement from the following: (A) The percentage of absorption for firebricks varies from 5 to 10 (B) The percentage of silica in silica bricks is to the extent of about 95 to 97 percent (C) Roughly 1 to 2 percent of lime in silica bricks is added to act as binding material (D) All the above

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Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) The average crushing strength of hand moulded bricks is 6000 t/m2 (B) The average tensile strength of hand moulded brick is 200 t/m2 (C) The average shearing strength of hand moulded brick is 600 t/m2 (D) All the above

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Last Answer : Answer: Option D

Shrinkage in concrete can be reduced by using (A) Low water cement ratio (B) Less cement in the concrete (C) Proper concrete mix (D) All the above

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Last Answer : [ C ] i and iii

The effect of adding calcium chloride in concrete is (i) To increase shrinkage (ii) To decrease shrinkage (iii) To increase setting time (iv) To decrease setting time The correct answer is (A) (i) and (iii) (B) (i) and (iv) (C) (ii) and (iii) (D) (ii) and (iv)

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Which of the following statements refer to correct purpose as regards testing of concrete by ultrasonic pulse velocity method? 1. To assess the quality of concrete in-situ. 2. To determine the dynamic modulus of elasticity of concrete. 3. To locate the presence of cracks in it (a) 1 and 2 only (b) 1 and 3 only (c) 2 and 3 only (d)1, 2 and 3

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Last Answer : (d)1, 2 and 3

Pick up the correct statement from the following: (A) Blistering may be cured by applying water paint finished with oil paint dried with a little copal varnish (B) Cracked paints may be cured by removing paint and giving a fresh coat of paint (C) Crawling paints may be cured by sand preparing the surface and giving a fresh coat with plenty of turps (D) All the above

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Last Answer : Answer: Option D

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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Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) Sand consists of coarse particles of silica formed due to the disintegration of rocks (B) The grains of sand are not affected by frost (C) Sand beds are permeable and do not allow water to rise up between pores due to capillary action (D) All the above

Description : Pick up the correct statement from the following: (A) Sand consists of coarse particles of silica formed due to the disintegration of rocks (B) The grains of sand are not affected by frost (C) Sand ... and do not allow water to rise up between pores due to capillary action (D) All the above

Last Answer : Answer: Option D

If d is the thickness of a concrete pavement, the equivalent radius b of resisting section for an interior loading, is (A) b = d 2 ) - 0.675 d (B) b = d 2 ) + 0.675 d (C) b = d 2 ) - 3.675 d (D) b = d 2 ) - 0.675 d

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Last Answer : Answer: Option D

Which of the following cements is suitable for use in massive concrete structures such as large dams? (A) Ordinary Portland cement (B) Low heat cement (C) Rapid hardening cement (D) Sulphate resisting cement

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Last Answer : Answer: Option B

The torsion resisting capacity of a given reinforced concrete section. (a) Decreases with decrease in stirrups spacing. (b) Decreases with increase in longitudinal bars. (c) Does not depend upon stirrups and longitudinal steels. (d) Increases with increase in stirrups and longitudinal steels.

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Last Answer : (d) Increases with increase in stirrups and longitudinal steels.

Pick up the correct statement from the following: (A) Safety fences are provided on either side of a roadway if embankments are in excess of 6 metres (B) Safety fences are provided on outside of the curves of radii less than 750 m if the embankments are between 3 metres and 6 metres (C) Guard stones are provided at 2.5 metres intervals if embankments are between 1.6 metres to 3 metres (D) All the above

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Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) The incidental expenses of a miscellaneous character which could not be predicted during preparation of the estimate, is called contingencies (B) Additional supervising staff engaged at work site, is called work charged establishment (C) Detailed specifications specify qualities, quantities and the proportions of materials to be used for a particular item (D) All the above

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Last Answer : (D) All the above

Pick up the correct statement from the following: (A) Acid test is done to find out the weathering quality of stones (B) Attrition test is done to find out the rate of wear of stones which are used in road construction (C) Crushing test is done to find out the compressive strength of the stone (D) All the above

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Last Answer : Answer: Option D