Pick up the hypabyssal rock from the following:
Granite
Dolerite
Basalt
All the above
Correct Answer :
B. Dolerite
Related Questions
The steel used for rails under heavy traffic and on sharp curves, is
Nickel steel
Chrome steel
Manganese steel
Vanadium steel
The size of modular bricks, is
10 × 10 × 9 cm
19 × 9 × 9 cm
22.5 × 10 × 8.5 cm
22.5 × 8.0 × 9 cm
The percentage of water for normal consistency, is
5% to 15%
10% to 25%
15% to 25%
20% to 30%
Quartzite, a metamorphic stone is
Hard
Brittle
Crystalline
All the above
The plastics prepared from Vinyl resin are
Odourless
Non-toxic
Transparent
All of these
To give a brilliant finish, the type of varnish used, is
Water varnish
Spirit varnish
Turpentine varnish
Oil varnish
The slump recommended for mass concrete is about
25 mm to 50 mm
50 mm to 100 mm
100 mm to 125 mm
125 mm to 150 mm
Lacquer is
Oil paint
Distemper
Spirit varnish
None to these
For a 50 kg cement bag water required, is
16.5 litres
18.5 litres
20.5 litres
22.5 litres
French polish is
Oil paint
Distemper
Spirit varnish
None to these
Pick up the polymineralic rock from the following:
Quartz sand
Pure gypsum
Magnesite
Granite
Sewer pipes are made of
Earthen ware
Stone ware
Refractory clay
All the above
For sanitary pipes and chemical stonewares,
Salt glazing is used
Lead glazing is used
Opaque glazing is used
None of these
Refractory bricks are
Neutral refractory bricks
Acid refractory bricks
Basic refractory bricks
All the above
As per IS specifications, the maximum final setting time for ordinary Portland cement should be
30 minutes
1 hour
6 hours
10 hours
Rapid hardening cement contains
Tri-calcium silicate
Tri-calcium aluminate
Tetra-calcium alumino-ferrite
Di-calcium silicate
Asbestos is
Corrugated sheet used for roofing
An incombustible fire proof material
An organic substance
All the above
The percentage of alumina in a good brick earth lies between
5 to 10 %
20 to 30 %
50 to 60 %
70 to 80 %
Which of the following gradients exerts maximum influence on properties of steel?
Iron
Carbon
Manganese
Sulphur
Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is
0°
30°
45°
90°
Pick up the correct statement from the following:
The phenol is carbolic acid
The phenol is either extracted from coal-tar or prepared from benzene
Phenol reacts with formaldehyde, to form phenol formaldehyde resin
All the above
For obtaining vinyl chloride acetate, the method used, is
Addition polymerization
Condensation polymerization
Co-polymerization
None of these
In the method of condensation polymerization,
Low-molecular substances are removed from the high molecular substance
The reaction proceeds with an evolution of ammonia
The reaction proceeds with an evolution of hydrogen chloride
All of the above
The steel used in R.C.C. work is
Stainless steel
Mild steel
High carbon steel
Wrought iron
Blister steel
Is obtained by cementation process
Is full of fissures and cavities
Can be easily welded
All the above
Laterite is a/an
Volcanic rock
Argillaceous rock
Calcareous rock
Siliceous rock
Index number expressing the relative sizes of both coarse and fine aggregates, is called
Proportioning of aggregates
Fineness modulus
Grading of aggregates
None of these
Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as
Quick setting cement
Rapid hardening cement
White cement
Low heat Portland cement
Elastomers can extend upto
Five times their original dimensions
Seven times their original dimensions
Ten times their original dimensions
Three times their original dimensions
Fibre boards can be
Distempered
Painted
Painted and distempered
Used for furniture