An ideal sand should comprise of which of the following grain types?
1.Cubical, fine
2.Angular, coarse
3.Round, coarse
4.Irregular, fine
Posted Date:-2022-02-10 04:49:15
How is the arrangement in a clamp, if the fuel used is coal?
1.Stacked in alternate layers
2.Placed on a platform
3.Mixed and poured into a basin
4.Heaped
Posted Date:-2022-02-10 05:24:58
In which feed type kiln, limestone does not come in contact with fuel?
1.Single feed
2.Isolated feed
3.Separate feed
4.Mixed feed
Posted Date:-2022-02-10 05:28:28
Stones are obtained from rocks that are made up of:
1.Ores
2.Minerals
3.Chemical compounds
4.Crystals
Posted Date:-2022-02-10 03:40:21
What is the meaning of bulking of sand?
1.Increase in volume of sand due to moisture absorption
2. Increase in weight of sand due to moisture absorption
3.Increase in mass of sand due to moisture absorption
4.Increase in strength of sand due to moisture absorption
Posted Date:-2022-02-10 04:46:12
What is the speciality of Hydraulic Lime?
1.Contains impurities
2.Does not set under water
3. Contains clay
4. Perfectly white in colour
Posted Date:-2022-02-10 05:18:39
Which of the following rocks are hard and durable?
1.Argillaceous rocks
2.Siliceous rocks
3.Calcareous rocks
4.Carbonaceous rocks
Posted Date:-2022-02-10 03:55:11
A sand is not said to be ideal if:
1.Chemically inert
2.Free from organic salts
3.Is soft
4.Contains silicon dioxide
Posted Date:-2022-02-10 04:49:58
At what depth and rate is a hypabyssal rock formed?
1. Slow cooling of magma at considerable depth
2.Quick cooling of magma at a shallow depth
3. Rapid cooling of magma at Earth’s surface
4.Rapid cooling of magma at a shallow depth
Posted Date:-2022-02-10 03:42:34
At what depth should pit sand be excavated from?
1.1 – 2 m from bed of water body
2.1 – 2 m from ground surface
3.1 – 2 cm from bed of water body
4.1 – 2 cm from ground surface
Posted Date:-2022-02-10 04:38:52
By which of the following ways is lime obtained?
1.Naturally
2.Quarrying
3.Burning limestone
4.Crushing limestone
Posted Date:-2022-02-10 05:13:58
Fine sand is generally used for which of the following works?
1.Masonry
2.Concrete structures
3.Plastering
4.Grinding and polishing
Posted Date:-2022-02-10 04:42:26
For a good building stone how much is the required crushing strength?
1.Less than 50 N/mm2
2.Greater than 100 N/mm2
3.155 N/mm2
4. 10 N/mm2
Posted Date:-2022-02-10 03:58:08
Granite is a type of:
1.Plutonic rock
2.Metamorphic rock
3.Hypabyssal rock
4.Volcanic rock
Posted Date:-2022-02-10 03:56:43
Hardness is an important parameter considered in the construction of:
1.Slabs
2.Walls
3.Bridges
4.Arches
Posted Date:-2022-02-10 04:26:44
How is bulking related to moisture content?
1.Keeps on increasing with moisture content
2.Increases to a certain point and then decreases
3.Keeps on decreasing with moisture content
4.Decreases to a certain point and then increases
Posted Date:-2022-02-10 04:47:02
How is M-sand produced?
1.Crushing bricks
2.Quarrying
3.Reusing the debris of demolished building
4.Crushing granite stones
Posted Date:-2022-02-10 04:43:15
How many classifications are there for sand based on the grain size distribution?
1.3
2.2
3.5
4.4
Posted Date:-2022-02-10 04:41:47
Lime has been conventionally classified into how many types?
1.4
2.2
3.5
4.3
Posted Date:-2022-02-10 05:15:48
Lime is widely used for:
1.Waste water treatment
2.Manufacturing tiles
3.Jewellery making
4.As an aggregate
Posted Date:-2022-02-10 05:22:43
Lime obtained from calcination of Pure Limestone is called:
1.Quick Lime
2.Pure Lime
3.Lean Lime
4. Rich Lime
Posted Date:-2022-02-10 05:17:32
Sands should pass through:
1. BIS 480 sieve
2. BIS 8 sieve
3. BIS 5 sieve
4. BIS 6 sieve
Posted Date:-2022-02-10 04:50:59
The density of wet sand is:
1.1922 kg/m3
2.1682 kg/m3
3.1281 kg/m3
4.1522 kg/m3
Posted Date:-2022-02-10 05:12:35
The fineness modulus of sand lies in the range:
1.1-2
2.0.5-1
3. 2-3
4. 2.5-3.5
Posted Date:-2022-02-10 04:48:31
The hot molten material occurring naturally below the surface of the Earth is called:
1.Lava
2.Slag
3.Magma
4.Tuff
Posted Date:-2022-02-10 03:41:47
The percentage absorption by weight of a good stone, after how many hours should not exceed .6?
1. 6 hrs
2.12 hrs
3.48 hrs
4.24 hrs
Posted Date:-2022-02-10 04:33:09
The solution used to test impurities in the sand in field is:
1.Sodium sulphate
2.Sodium hydroxide
3.Sodium nitrate
4.Sodium chloride
Posted Date:-2022-02-10 05:09:52
The temperature at which standard Gibbs free energy is zero for calcination reaction is called:
1.Absolute temperature
2.Negative temperature
3.Transition temperature
4.Thermal decomposition temperature
Posted Date:-2022-02-10 05:26:45
Toughness index of a good stone should be more than:
1.17
2.18
3.13
4.19
Posted Date:-2022-02-10 04:35:13
What is a freestone?
1.Stone free from impurities
2.Stone that doesn’t require dressing
3.Metamorphic stone
4.Stone free from veins and planes of cleavage
Posted Date:-2022-02-10 04:24:07
What is a sedimentary deposit?
1.Weathered product remains at site
2.Weathered product carried away in solution
3.Weathered product gets carried away agents
4.Insoluble weathered product is carried away in suspension
Posted Date:-2022-02-10 03:45:04
What is the maximum percentage of silt allowed in sand to be used in concrete?
1.5%
2.10%
3.8%
4.2%
Posted Date:-2022-02-10 05:10:56
What is the required specific gravity for a good building stone?
1.Greater than 2.7
2.Less than 3
3.Greater than 3
4.Less than 2.7
Posted Date:-2022-02-10 04:32:00
What texture should a building stone possess?
1.Loose grains
2.Crystalline structure
3.Cavities
4.Cracks
Posted Date:-2022-02-10 04:34:01
What type of grains constitutes river sand?
1.Angular
2.Flaky
3.Irregular
4.Rounded
Posted Date:-2022-02-10 04:41:11
Which factor disturbs the equilibrium of rocks, commencing metamorphism?
1.Increase in temperature
2.Decrease in temperature and pressure
3.Increase in temperature and pressure
4.Decrease in pressure
Posted Date:-2022-02-10 03:45:52
Which IS code gives the grading of sand?
1.IS 456
2.IS 383
3.IS 2368
4.IS 1542
Posted Date:-2022-02-10 04:40:33
Which of the following is a good fire-resistant stone?
1.Clay
2.Granite
3.Quartz
4.Limestone
Posted Date:-2022-02-10 04:23:09
Which of the following is a property of Fat Lime?
1.Shakes very slowly
2.Contains clay
3.High degree of plasticity
4.Poor binding property
Posted Date:-2022-02-10 05:16:49
Which of the following is not a metamorphic change?
1.Calcite to schist
2.Limestone to marble
3.Shale to slate
4.Granite to gneisses
Posted Date:-2022-02-10 03:46:39
Which of the following is not an example of Calcination process?
1.Decomposition of Calcium Chlorate
2.Decomposition of volatile matter in petroleum coke
3.Removal of ammonium ions in synthesis of zeolites
4.Decomposition of hydrated minerals
Posted Date:-2022-02-10 05:25:58
Which of the following methods yields quick, small supplies of Quick Lime?
1.Intermittent kiln
2.Continuous kiln
3.Clamp burning
4.Kankar burning
Posted Date:-2022-02-10 05:24:15
Which of the following pairs is matched properly?
1.Class A – Concrete work
2.Class B – Mortar
3.Class C – Masonry work
4.Class D – White washing
Posted Date:-2022-02-10 05:14:56
Which of the following sand type is excellent for use in mortar and concrete work?
1. Sea sand
2.Clayey sand
3.Pit sand
4.River sand
Posted Date:-2022-02-10 04:36:55
Which of the following slakes after few minutes?
1.Moderately Hydraulic Lime
2.Eminently Hydraulic Lime
3.Perfectly Hydraulic Lime
4. Feebly Hydraulic Lime
Posted Date:-2022-02-10 05:19:27
Which of the following types of Lime does not exist?
1.Dolomitic Lime
2.Roman Lime
3.Semi-Hydraulic Lime
4.Selentic Lime
Posted Date:-2022-02-10 05:20:16
Which one of the below cannot to be used as a substitute of sand?
1.Surkhi
2.Quarry dust
3.Glass
4.M-sand
Posted Date:-2022-02-10 05:11:43
Which one of the following is not a classification of stones?
1.Physical Classification
2.Mineralogical Classification
3.Chemical Classification
4.Practical Classification
Posted Date:-2022-02-10 03:41:07
Which one of the following is not an advantage of using M-sand?
1.Cost effective
2.Available in single size
3.Dust and impurity free
4.Can be obtained from hard rock
Posted Date:-2022-02-10 04:44:21
Why are stones with lighter shades of colour preferred?
1.Easy to clean
2.Easily available
3.Don’t spoil the appearance
4.Darker shades are heavier
Posted Date:-2022-02-10 04:25:13