Lime stone is not a
Sedimentary rock
Stratified rock
Aqueous rock
Metamorphic rock
Correct Answer :
D. Metamorphic rock
Related Questions
Which of the following stone is best suited for construction of piers and abutments of a railway bridge?
Granite
Sand stone
Lime stone
Quartzite
The foliated structure is very common in
Sedimentary rocks
Igneous rocks
Metamorphic rocks
None of these
The moisture content in a well seasoned timber is
4 % to 6 %
10 % to 12 %
15 % to 20 %
100 %
Lime stones are generally known as
Aqueous rocks
Sedimentary rocks
Stratified rocks
All the above
Distemper is
A paint consisting of powdered chalk, pigments and water
A water proofing agent
A paint consisting of coloured cement and water
A drying agent
Fibre boards can be
Distempered
Painted
Painted and distempered
Used for furniture
A mortar joint in masonry which is normal to the face of wall is known as
Bed joint
Wall joint
Cross joint
Bonded joint
Iron ore may contain
Carbon
Silicon
Phosphorus and manganese
All the above
The silica is used for preparing
Silica bricks
Coke oven
Lining for glass furnaces
All of these
Minimum of 40% of iron, is available in
Magnetite
Red haematite
Limonite
Black band
Early attainment of strength in rapid hardening cement is mainly due to
Gypsum
Finer grinding
Tri-calcium silicate
Tri-calcium aluminate
Based on its dry weight, a freshly felled tree may contain water
25 %
50 %
75 %
100 %
The rocks having alumina or clay as their major constituents are known as
Siliceous rocks
Argillaceous rocks
Calcareous rocks
Sedimentary rocks
Addition of pozzolana to ordinary Portland cement increases
Bleeding
Shrinkage
Permeability
Heat of hydration
Permanent magnets are made of high carbon steel and
15% of cobalt
20% of cobalt
35% of cobalt
45% of cobalt
Pick up the correct statement from the following:
Catalysts are added to assist and accelerate the hardening of resin
The fillers are inert materials and they impart strength and hardness
Fibrous fillers increase thermal resistance
All the above
Cast iron
Is obtained by purifying pig iron
Is manufactured in required shapes
May contain 2 to 5 per cent of carbon with other impurities
All the above
The melting point of silica is:
1570°C
1630°C
1730°C
1850°C
Which of the following should be used for hearting of thicker walls?
Headers
Stretchers
Brick bats
Queen closer
Quick setting cement is produced by adding
Less amount of gypsum in very fine powdered form
More amount of gypsum in very fine powdered form
Aluminium sulphate in very fine powdered form
Pozzolana in very fine powdered form
Pick up the correct statement from the following:
The heating of a material to redness in contact with air, is known as calcination
The property of lime by which it sets or hardens in damp places having no free circulation of air is called setting
The product that remains after calcination of limestone, is called lime
All the above
Which of the following is a mineral?
Basalt
Granite
Quartz
Syenite
Pick up the rock which is not a sedimentary rock from the following:
Gravel
Sand stone
Gypsum
Dolerite
The most common admixture which is used to accelerate the initial set of concrete is
Gypsum
Calcium chloride
Calcium carbonate
None of the above
Bitumen felt
Is used as water proofing material
Is used as damp proofing material
Is made from bitumen and hessian fibres
All the above
Due to attack of dry rot, the timber
Cracks
Shrinks
Reduces to powder
None of these
Softer variety of steel may be obtained by
Cementation process
Crucible process
Bessemer process
Open hearth process
Initial setting time of cement for asbestos cement products should be not less than
30 minutes
50 minutes
75 minutes
90 minutes
Pick up the correct statement from the following:
The plastic bottles are made by the process of blowing
The application of thermo-setting resins on sheets of paper, is called laminating process
The plastic articles made by placing raw material in the desired moulds, is known as moulding process
All the above
Pick up the correct statement from the following:
Corrugated sheet iron is made by passing plain sheets between grooved rollers
Strength and stiffness of corrugated sheets are considerably increased
Corrugated sheets are generally used on slanting roofs
All the above